support cpu inference, format file

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README.md CHANGED
@@ -6,69 +6,50 @@ tags:
6
  - qwen
7
  pipeline_tag: text-generation
8
  inference: false
9
- license: other
10
- license_name: tongyi-qianwen-license-agreement
11
- license_link: https://github.com/QwenLM/Qwen/blob/main/Tongyi%20Qianwen%20LICENSE%20AGREEMENT
12
  ---
13
 
14
  # Qwen-7B-Chat
15
 
16
  <p align="center">
17
- <img src="https://qianwen-res.oss-cn-beijing.aliyuncs.com/logo_qwen.jpg" width="400"/>
18
  <p>
19
  <br>
20
 
21
  <p align="center">
22
- 🤗 <a href="https://huggingface.co/Qwen">Hugging Face</a>&nbsp&nbsp | &nbsp&nbsp🤖 <a href="https://modelscope.cn/organization/qwen">ModelScope</a>&nbsp&nbsp | &nbsp&nbsp 📑 <a href="https://arxiv.org/abs/2309.16609">Paper</a> &nbsp&nbsp | &nbsp&nbsp🖥️ <a href="https://modelscope.cn/studios/qwen/Qwen-7B-Chat-Demo/summary">Demo</a>
23
- <br>
24
- <a href="https://github.com/QwenLM/Qwen/blob/main/assets/wechat.png">WeChat (微信)</a>&nbsp&nbsp | &nbsp&nbsp<a href="https://discord.gg/z3GAxXZ9Ce">Discord</a>&nbsp&nbsp | &nbsp&nbsp<a href="https://dashscope.aliyun.com">API</a>
25
  </p>
26
  <br>
27
 
28
-
29
  ## 介绍(Introduction)
30
 
31
- **通义千问-7B(Qwen-7B)**是阿里云研发的通义千问大模型系列的70亿参数规模的模型。Qwen-7B是基于Transformer的大语言模型, 在超大规模的预训练数据上进行训练得到。预训练数据类型多样,覆盖广泛,包括大量网络文本、专业书籍、代码等。同时,在Qwen-7B的基础上,我们使用对齐机制打造了基于大语言模型的AI助手Qwen-7B-Chat。相较于最初开源的Qwen-7B模型,我们现已将预训练模型和Chat模型更新到效果更优的版本。本仓库为Qwen-7B-Chat的仓库。
32
-
33
- 如果您想了解更多关于通义千问-7B开源模型的细节,我们建议您参阅[GitHub代码库](https://github.com/QwenLM/Qwen)。
34
 
35
- **Qwen-7B** is the 7B-parameter version of the large language model series, Qwen (abbr. Tongyi Qianwen), proposed by Alibaba Cloud. Qwen-7B is a Transformer-based large language model, which is pretrained on a large volume of data, including web texts, books, codes, etc. Additionally, based on the pretrained Qwen-7B, we release Qwen-7B-Chat, a large-model-based AI assistant, which is trained with alignment techniques. Now we have updated both our pretrained and chat models with better performances. This repository is the one for Qwen-7B-Chat.
36
 
37
- For more details about Qwen, please refer to the [GitHub](https://github.com/QwenLM/Qwen) code repository.
38
- <br>
39
-
40
- ## 要求(Requirements)
41
 
42
- * python 3.8及以上版本
43
- * pytorch 1.12及以上版本,推荐2.0及以上版本
44
- * 建议使用CUDA 11.4及以上(GPU用户、flash-attention用户等需考虑此选项)
45
- * python 3.8 and above
46
- * pytorch 1.12 and above, 2.0 and above are recommended
47
- * CUDA 11.4 and above are recommended (this is for GPU users, flash-attention users, etc.)
48
- <br>
49
 
50
  ## 依赖项(Dependency)
51
 
52
- 运行Qwen-7B-Chat,请确保满足上述要求,再执行以下pip命令安装依赖库
53
 
54
- To run Qwen-7B-Chat, please make sure you meet the above requirements, and then execute the following pip commands to install the dependent libraries.
55
 
56
  ```bash
57
- pip install transformers==4.32.0 accelerate tiktoken einops scipy transformers_stream_generator==0.0.4 peft deepspeed
58
  ```
59
 
60
- 另外,推荐安装`flash-attention`库(**当前已支持flash attention 2**),以实现更高的效率和更低的显存占用。
61
 
62
- In addition, it is recommended to install the `flash-attention` library (**we support flash attention 2 now.**) for higher efficiency and lower memory usage.
63
 
64
  ```bash
65
- git clone https://github.com/Dao-AILab/flash-attention
66
  cd flash-attention && pip install .
67
- # 下方安装可选,安装可能比较缓慢。
68
- # pip install csrc/layer_norm
69
- # pip install csrc/rotary
70
  ```
71
- <br>
72
 
73
  ## 快速使用(Quickstart)
74
 
@@ -80,20 +61,14 @@ We show an example of multi-turn interaction with Qwen-7B-Chat in the following
80
  from transformers import AutoModelForCausalLM, AutoTokenizer
81
  from transformers.generation import GenerationConfig
82
 
83
- # Note: The default behavior now has injection attack prevention off.
84
  tokenizer = AutoTokenizer.from_pretrained("Qwen/Qwen-7B-Chat", trust_remote_code=True)
85
-
86
  # use bf16
87
  # model = AutoModelForCausalLM.from_pretrained("Qwen/Qwen-7B-Chat", device_map="auto", trust_remote_code=True, bf16=True).eval()
88
  # use fp16
89
  # model = AutoModelForCausalLM.from_pretrained("Qwen/Qwen-7B-Chat", device_map="auto", trust_remote_code=True, fp16=True).eval()
90
- # use cpu only
91
- # model = AutoModelForCausalLM.from_pretrained("Qwen/Qwen-7B-Chat", device_map="cpu", trust_remote_code=True).eval()
92
- # use auto mode, automatically select precision based on the device.
93
  model = AutoModelForCausalLM.from_pretrained("Qwen/Qwen-7B-Chat", device_map="auto", trust_remote_code=True).eval()
94
-
95
- # Specify hyperparameters for generation. But if you use transformers>=4.32.0, there is no need to do this.
96
- # model.generation_config = GenerationConfig.from_pretrained("Qwen/Qwen-7B-Chat", trust_remote_code=True) # 可指定不同的生成长度、top_p等相关超参
97
 
98
  # 第一轮对话 1st dialogue turn
99
  response, history = model.chat(tokenizer, "你好", history=None)
@@ -101,7 +76,7 @@ print(response)
101
  # 你好!很高兴为你提供帮助。
102
 
103
  # 第二轮对话 2nd dialogue turn
104
- response, history = model.chat(tokenizer, "给我讲一个年轻人奋斗创业最终取得成功的故事。", history=history)
105
  print(response)
106
  # 这是一个关于一个年轻人奋斗创业最终取得成功的故事。
107
  # 故事的主人公叫李明,他来自一个普通的家庭,父母都是普通的工人。从小,李明就立下了一个目标:要成为一名成功的企业家。
@@ -116,123 +91,23 @@ print(response)
116
  # 《奋斗创业:一个年轻人的成功之路》
117
  ```
118
 
119
- 关于更多的使用说明,请参考我们的[GitHub repo](https://github.com/QwenLM/Qwen)获取更多信息。
120
-
121
- For more information, please refer to our [GitHub repo](https://github.com/QwenLM/Qwen) for more information.
122
- <br>
123
-
124
- ## Tokenizer
125
-
126
- > 注:作为术语的“tokenization”在中文中尚无共识的概念对应,本文档采用英文表达以利说明。
127
-
128
- 基于tiktoken的分词器有别于其他分词器,比如sentencepiece分词器。尤其在微调阶段,需要特别注意特殊token的使用。关于tokenizer的更多信息,以及微调时涉及的相关使用,请参阅[文档](https://github.com/QwenLM/Qwen/blob/main/tokenization_note_zh.md)。
129
-
130
- Our tokenizer based on tiktoken is different from other tokenizers, e.g., sentencepiece tokenizer. You need to pay attention to special tokens, especially in finetuning. For more detailed information on the tokenizer and related use in fine-tuning, please refer to the [documentation](https://github.com/QwenLM/Qwen/blob/main/tokenization_note.md).
131
- <br>
132
-
133
- ## 量化 (Quantization)
134
-
135
- ### 用法 (Usage)
136
-
137
- **请注意:我们更新量化方案为基于[AutoGPTQ](https://github.com/PanQiWei/AutoGPTQ)的量化,提供Qwen-7B-Chat的Int4量化模型[点击这里](https://huggingface.co/Qwen/Qwen-7B-Chat-Int4)。相比此前方案,该方案在模型评测效果几乎无损,且存储需求更低,推理速度更优。**
138
-
139
- **Note: we provide a new solution based on [AutoGPTQ](https://github.com/PanQiWei/AutoGPTQ), and release an Int4 quantized model for Qwen-7B-Chat [Click here](https://huggingface.co/Qwen/Qwen-7B-Chat-Int4), which achieves nearly lossless model effects but improved performance on both memory costs and inference speed, in comparison with the previous solution.**
140
-
141
- 以下我们提供示例说明如何使用Int4量化模型。在开始使用前,请先保证满足要求(如torch 2.0及以上,transformers版本为4.32.0及以上,等等),并安装所需安装包:
142
-
143
- Here we demonstrate how to use our provided quantized models for inference. Before you start, make sure you meet the requirements of auto-gptq (e.g., torch 2.0 and above, transformers 4.32.0 and above, etc.) and install the required packages:
144
-
145
- ```bash
146
- pip install auto-gptq optimum
147
- ```
148
-
149
- 如安装`auto-gptq`遇到问题,我们建议您到官方[repo](https://github.com/PanQiWei/AutoGPTQ)搜索合适的预编译wheel。
150
-
151
- 随后即可使用和上述一致的用法调用量化模型:
152
-
153
- If you meet problems installing `auto-gptq`, we advise you to check out the official [repo](https://github.com/PanQiWei/AutoGPTQ) to find a pre-build wheel.
154
-
155
- Then you can load the quantized model easily and run inference as same as usual:
156
-
157
- ```python
158
- model = AutoModelForCausalLM.from_pretrained(
159
- "Qwen/Qwen-7B-Chat-Int4",
160
- device_map="auto",
161
- trust_remote_code=True
162
- ).eval()
163
- response, history = model.chat(tokenizer, "你好", history=None)
164
- ```
165
-
166
-
167
-
168
- ### 效果评测
169
-
170
- 我们对BF16,Int8和Int4模型在基准评测上做了测试(使用zero-shot设置),发现量化模型效果损失较小,结果如下所示:
171
-
172
- We illustrate the zero-shot performance of both BF16, Int8 and Int4 models on the benchmark, and we find that the quantized model does not suffer from significant performance degradation. Results are shown below:
173
-
174
- | Quantization | MMLU | CEval (val) | GSM8K | Humaneval |
175
- | ------------- | :--------: | :----------: | :----: | :--------: |
176
- | BF16 | 55.8 | 59.7 | 50.3 | 37.2 |
177
- | Int8 | 55.4 | 59.4 | 48.3 | 34.8 |
178
- | Int4 | 55.1 | 59.2 | 49.7 | 29.9 |
179
 
180
- ### 推理速度 (Inference Speed)
181
-
182
- 我们测算了不同精度模型以及不同FlashAttn库版本下模型生成2048和8192个token的平均推理速度。如图所示:
183
-
184
- We measured the average inference speed of generating 2048 and 8192 tokens with different quantization levels and versions of flash-attention, respectively.
185
-
186
- | Quantization | FlashAttn | Speed (2048 tokens) | Speed (8192 tokens) |
187
- | ------------- | :-------: | :------------------:| :------------------:|
188
- | BF16 | v2 | 40.93 | 36.14 |
189
- | Int8 | v2 | 37.47 | 32.54 |
190
- | Int4 | v2 | 50.09 | 38.61 |
191
- | BF16 | v1 | 40.75 | 35.34 |
192
- | Int8 | v1 | 37.51 | 32.39 |
193
- | Int4 | v1 | 45.98 | 36.47 |
194
- | BF16 | Disabled | 37.55 | 33.56 |
195
- | Int8 | Disabled | 37.84 | 32.65 |
196
- | Int4 | Disabled | 48.12 | 36.70 |
197
-
198
- 具体而言,我们记录在长度为1的上下文的条件下生成8192个token的性能。评测运行于单张A100-SXM4-80G GPU,使用PyTorch 2.0.1和CUDA 11.8。推理速度是生成8192个token的速度均值。
199
-
200
- In detail, the setting of profiling is generating 8192 new tokens with 1 context token. The profiling runs on a single A100-SXM4-80G GPU with PyTorch 2.0.1 and CUDA 11.8. The inference speed is averaged over the generated 8192 tokens.
201
-
202
- 注意:以上Int4/Int8模型生成速度使用autogptq库给出,当前``AutoModelForCausalLM.from_pretrained``载入的模型生成速度会慢大约20%。我们已经将该问题汇报给HuggingFace团队,若有解决方案将即时更新。
203
-
204
- Note: The generation speed of the Int4/Int8 models mentioned above is provided by the autogptq library. The current speed of the model loaded using "AutoModelForCausalLM.from_pretrained" will be approximately 20% slower. We have reported this issue to the HuggingFace team and will update it promptly if a solution is available.
205
-
206
- ### 显存使用 (GPU Memory Usage)
207
-
208
- 我们还测算了不同模型精度编码2048个token及生成8192个token的峰值显存占用情况。(显存消耗在是否使用FlashAttn的情况下均类似。)结果如下所示:
209
-
210
- We also profile the peak GPU memory usage for encoding 2048 tokens as context (and generating single token) and generating 8192 tokens (with single token as context) under different quantization levels, respectively. (The GPU memory usage is similar when using flash-attention or not.)The results are shown below.
211
-
212
- | Quantization Level | Peak Usage for Encoding 2048 Tokens | Peak Usage for Generating 8192 Tokens |
213
- | ------------------ | :---------------------------------: | :-----------------------------------: |
214
- | BF16 | 16.99GB | 22.53GB |
215
- | Int8 | 11.20GB | 16.62GB |
216
- | Int4 | 8.21GB | 13.63GB |
217
-
218
- 上述性能测算使用[此脚本](https://qianwen-res.oss-cn-beijing.aliyuncs.com/profile.py)完成。
219
-
220
- The above speed and memory profiling are conducted using [this script](https://qianwen-res.oss-cn-beijing.aliyuncs.com/profile.py).
221
- <br>
222
 
223
  ## 模型细节(Model)
224
 
225
- 与Qwen-7B预训练模型相同,Qwen-7B-Chat模型规模基本情况如下所示:
226
 
227
- The details of the model architecture of Qwen-7B-Chat are listed as follows:
228
 
229
- | Hyperparameter | Value |
230
- |:----------------|:------:|
231
- | n_layers | 32 |
232
- | n_heads | 32 |
233
- | d_model | 4096 |
234
- | vocab size | 151851 |
235
- | sequence length | 8192 |
236
 
237
  在位置编码、FFN激活函数和normalization的实现方式上,我们也采用了目前最流行的做法,
238
  即RoPE相对位置编码、SwiGLU激活函数、RMSNorm(可选安装flash-attention加速)。
@@ -246,7 +121,6 @@ For position encoding, FFN activation function, and normalization calculation me
246
  For tokenization, compared to the current mainstream open-source models based on Chinese and English vocabularies, Qwen-7B-Chat uses a vocabulary of over 150K tokens.
247
  It first considers efficient encoding of Chinese, English, and code data, and is also more friendly to multilingual languages, enabling users to directly enhance the capability of some languages without expanding the vocabulary.
248
  It segments numbers by single digit, and calls the [tiktoken](https://github.com/openai/tiktoken) tokenizer library for efficient tokenization.
249
- <br>
250
 
251
  ## 评测效果(Evaluation)
252
 
@@ -262,38 +136,32 @@ Note: Due to rounding errors caused by hardware and framework, differences in re
262
 
263
  #### C-Eval
264
 
265
- 在[C-Eval](https://arxiv.org/abs/2305.08322)验证集上,我们评价了Qwen-7B-Chat模型的0-shot & 5-shot准确率
266
-
267
- We demonstrate the 0-shot & 5-shot accuracy of Qwen-7B-Chat on C-Eval validation set
268
-
269
- | Model | Avg. Acc. |
270
- |:--------------------------------:|:---------:|
271
- | LLaMA2-7B-Chat | 31.9 |
272
- | LLaMA2-13B-Chat | 36.2 |
273
- | LLaMA2-70B-Chat | 44.3 |
274
- | ChatGLM2-6B-Chat | 52.6 |
275
- | InternLM-7B-Chat | 53.6 |
276
- | Baichuan2-7B-Chat | 55.6 |
277
- | Baichuan2-13B-Chat | 56.7 |
278
- | Qwen-7B-Chat (original) (0-shot) | 54.2 |
279
- | **Qwen-7B-Chat (0-shot)** | 59.7 |
280
- | **Qwen-7B-Chat (5-shot)** | 59.3 |
281
- | **Qwen-14B-Chat (0-shot)** | 69.8 |
282
- | **Qwen-14B-Chat (5-shot)** | **71.7** |
283
 
284
  C-Eval测试集上,Qwen-7B-Chat模型的zero-shot准确率结果如下:
285
 
286
  The zero-shot accuracy of Qwen-7B-Chat on C-Eval testing set is provided below:
287
 
288
- | Model | Avg. | STEM | Social Sciences | Humanities | Others |
289
- | :---------------------- | :------: | :--: | :-------------: | :--------: | :----: |
290
- | Chinese-Alpaca-Plus-13B | 41.5 | 36.6 | 49.7 | 43.1 | 41.2 |
291
- | Chinese-Alpaca-2-7B | 40.3 | - | - | - | - |
292
- | ChatGLM2-6B-Chat | 50.1 | 46.4 | 60.4 | 50.6 | 46.9 |
293
- | Baichuan-13B-Chat | 51.5 | 43.7 | 64.6 | 56.2 | 49.2 |
294
- | Qwen-7B-Chat (original) | 54.6 | 47.8 | 67.6 | 59.3 | 50.6 |
295
- | **Qwen-7B-Chat** | 58.6 | 53.3 | 72.1 | 62.8 | 52.0 |
296
- | **Qwen-14B-Chat** | **69.1** | 65.1 | 80.9 | 71.2 | 63.4 |
297
 
298
  在7B规模模型上,经过人类指令对齐的Qwen-7B-Chat模型,准确率在同类相近规模模型中仍然处于前列。
299
 
@@ -303,25 +171,19 @@ Compared with other pretrained models with comparable model size, the human-alig
303
 
304
  #### MMLU
305
 
306
- [MMLU](https://arxiv.org/abs/2009.03300)评测集上,Qwen-7B-Chat模型的 0-shot & 5-shot 准确率如下,效果同样在同类对齐模型中同样表现较优。
307
 
308
- The 0-shot & 5-shot accuracy of Qwen-7B-Chat on MMLU is provided below.
309
  The performance of Qwen-7B-Chat still on the top between other human-aligned models with comparable size.
310
 
311
- | Model | Avg. Acc. |
312
- |:--------------------------------:|:---------:|
313
- | ChatGLM2-6B-Chat | 46.0 |
314
- | LLaMA2-7B-Chat | 46.2 |
315
- | InternLM-7B-Chat | 51.1 |
316
- | Baichuan2-7B-Chat | 52.9 |
317
- | LLaMA2-13B-Chat | 54.6 |
318
- | Baichuan2-13B-Chat | 57.3 |
319
- | LLaMA2-70B-Chat | 63.8 |
320
- | Qwen-7B-Chat (original) (0-shot) | 53.9 |
321
- | **Qwen-7B-Chat (0-shot)** | 55.8 |
322
- | **Qwen-7B-Chat (5-shot)** | 57.0 |
323
- | **Qwen-14B-Chat (0-shot)** | 64.6 |
324
- | **Qwen-14B-Chat (5-shot)** | **66.5** |
325
 
326
  ### 代码评测(Coding Evaluation)
327
 
@@ -329,336 +191,140 @@ Qwen-7B-Chat在[HumanEval](https://github.com/openai/human-eval)的zero-shot Pas
329
 
330
  The zero-shot Pass@1 of Qwen-7B-Chat on [HumanEval](https://github.com/openai/human-eval) is demonstrated below
331
 
332
- | Model | Pass@1 |
333
- |:-----------------------:|:--------:|
334
- | ChatGLM2-6B-Chat | 11.0 |
335
- | LLaMA2-7B-Chat | 12.2 |
336
- | Baichuan2-7B-Chat | 13.4 |
337
- | InternLM-7B-Chat | 14.6 |
338
- | Baichuan2-13B-Chat | 17.7 |
339
- | LLaMA2-13B-Chat | 18.9 |
340
- | LLaMA2-70B-Chat | 32.3 |
341
- | Qwen-7B-Chat (original) | 24.4 |
342
- | **Qwen-7B-Chat** | 37.2 |
343
- | **Qwen-14B-Chat** | **43.9** |
344
-
345
- ### 数学评测(Mathematics Evaluation)
346
 
347
  在评测数学能力的[GSM8K](https://github.com/openai/grade-school-math)上,Qwen-7B-Chat的准确率结果如下
348
 
349
  The accuracy of Qwen-7B-Chat on GSM8K is shown below
350
 
351
- | Model | Acc. |
352
- |:------------------------------------:|:--------:|
353
- | LLaMA2-7B-Chat | 26.3 |
354
- | ChatGLM2-6B-Chat | 28.8 |
355
- | Baichuan2-7B-Chat | 32.8 |
356
- | InternLM-7B-Chat | 33.0 |
357
- | LLaMA2-13B-Chat | 37.1 |
358
- | Baichuan2-13B-Chat | 55.3 |
359
- | LLaMA2-70B-Chat | 59.3 |
360
- | **Qwen-7B-Chat (original) (0-shot)** | 41.1 |
361
- | **Qwen-7B-Chat (0-shot)** | 50.3 |
362
- | **Qwen-7B-Chat (8-shot)** | 54.1 |
363
- | **Qwen-14B-Chat (0-shot)** | **60.1** |
364
- | **Qwen-14B-Chat (8-shot)** | 59.3 |
365
 
366
  ### 长序列评测(Long-Context Understanding)
367
 
368
  通过NTK插值,LogN注意力缩放可以扩展Qwen-7B-Chat的上下文长度。在长文本摘要数据集[VCSUM](https://arxiv.org/abs/2305.05280)上(文本平均长度在15K左右),Qwen-7B-Chat的Rouge-L结果如下:
369
 
370
- **(若要启用这些技巧,请将config.json里的`use_dynamic_ntk`和`use_logn_attn`设置为true)**
371
 
372
  We introduce NTK-aware interpolation, LogN attention scaling to extend the context length of Qwen-7B-Chat. The Rouge-L results of Qwen-7B-Chat on long-text summarization dataset [VCSUM](https://arxiv.org/abs/2305.05280) (The average length of this dataset is around 15K) are shown below:
373
 
374
  **(To use these tricks, please set `use_dynamic_ntk` and `use_long_attn` to true in config.json.)**
375
 
376
- | Model | VCSUM (zh) |
377
- |:------------------|:----------:|
378
- | GPT-3.5-Turbo-16k | 16.0 |
379
- | LLama2-7B-Chat | 0.2 |
380
- | InternLM-7B-Chat | 13.0 |
381
- | ChatGLM2-6B-Chat | 16.3 |
382
- | **Qwen-7B-Chat** | **16.6** |
383
 
384
  ### 工具使用能力的评测(Tool Usage)
385
 
386
  #### ReAct Prompting
387
 
388
- 千问支持通过 [ReAct Prompting](https://arxiv.org/abs/2210.03629) 调用插件/工具/API。ReAct 也是 [LangChain](https://python.langchain.com/) 框架采用的主要方式之一。在我们开源的、用于评估工具使用能力的评测基准上,千问的表现如下:
389
-
390
- Qwen-Chat supports calling plugins/tools/APIs through [ReAct Prompting](https://arxiv.org/abs/2210.03629). ReAct is also one of the main approaches used by the [LangChain](https://python.langchain.com/) framework. In our evaluation benchmark for assessing tool usage capabilities, Qwen-Chat's performance is as follows:
391
-
392
- <table>
393
- <tr>
394
- <th colspan="4" align="center">Chinese Tool-Use Benchmark</th>
395
- </tr>
396
- <tr>
397
- <th align="center">Model</th><th align="center">Tool Selection (Acc.↑)</th><th align="center">Tool Input (Rouge-L↑)</th><th align="center">False Positive Error↓</th>
398
- </tr>
399
- <tr>
400
- <td>GPT-4</td><td align="center">95%</td><td align="center">0.90</td><td align="center">15.0%</td>
401
- </tr>
402
- <tr>
403
- <td>GPT-3.5</td><td align="center">85%</td><td align="center">0.88</td><td align="center">75.0%</td>
404
- </tr>
405
- <tr>
406
- <td>Qwen-7B-Chat</td><td align="center">98%</td><td align="center">0.91</td><td align="center">7.3%</td>
407
- </tr>
408
- <tr>
409
- <td>Qwen-14B-Chat</td><td align="center">98%</td><td align="center">0.93</td><td align="center">2.4%</td>
410
- </tr>
411
- </table>
412
 
413
  > 评测基准中出现的插件均没有出现在千问的训练集中。该基准评估了模型在多个候选插件中选择正确插件的准确率、传入插件的参数的合理性、以及假阳率。假阳率(False Positive)定义:在处理不该调用插件的请求时,错误地调用了插件。
414
 
415
- > The plugins that appear in the evaluation set do not appear in the training set of Qwen. This benchmark evaluates the accuracy of the model in selecting the correct plugin from multiple candidate plugins, the rationality of the parameters passed into the plugin, and the false positive rate. False Positive: Incorrectly invoking a plugin when it should not have been called when responding to a query.
416
 
417
- ![](assets/react_showcase_001.png)
418
- ![](assets/react_showcase_002.png)
419
 
420
- #### Code Interpreter
421
-
422
- 为了考察Qwen使用Python Code Interpreter完成数学解题、数据可视化、及文件处理与爬虫等任务的能力,我们专门建设并开源了一个评测这方面能力的[评测基准](https://github.com/QwenLM/Qwen-Agent/tree/main/benchmark)。
423
-
424
- 我们发现Qwen在生成代码的可执行率、结果正确性上均表现较好:
425
-
426
- To assess Qwen's ability to use the Python Code Interpreter for tasks such as mathematical problem solving, data visualization, and other general-purpose tasks such as file handling and web scraping, we have created and open-sourced a benchmark specifically designed for evaluating these capabilities. You can find the benchmark at this [link](https://github.com/QwenLM/Qwen-Agent/tree/main/benchmark).
427
-
428
- We have observed that Qwen performs well in terms of code executability and result accuracy when generating code:
429
-
430
- <table>
431
- <tr>
432
- <th colspan="4" align="center">Executable Rate of Generated Code (%)</th>
433
- </tr>
434
- <tr>
435
- <th align="center">Model</th><th align="center">Math↑</th><th align="center">Visualization↑</th><th align="center">General↑</th>
436
- </tr>
437
- <tr>
438
- <td>GPT-4</td><td align="center">91.9</td><td align="center">85.9</td><td align="center">82.8</td>
439
- </tr>
440
- <tr>
441
- <td>GPT-3.5</td><td align="center">89.2</td><td align="center">65.0</td><td align="center">74.1</td>
442
- </tr>
443
- <tr>
444
- <td>LLaMA2-7B-Chat</td>
445
- <td align="center">41.9</td>
446
- <td align="center">33.1</td>
447
- <td align="center">24.1 </td>
448
- </tr>
449
- <tr>
450
- <td>LLaMA2-13B-Chat</td>
451
- <td align="center">50.0</td>
452
- <td align="center">40.5</td>
453
- <td align="center">48.3 </td>
454
- </tr>
455
- <tr>
456
- <td>CodeLLaMA-7B-Instruct</td>
457
- <td align="center">85.1</td>
458
- <td align="center">54.0</td>
459
- <td align="center">70.7 </td>
460
- </tr>
461
- <tr>
462
- <td>CodeLLaMA-13B-Instruct</td>
463
- <td align="center">93.2</td>
464
- <td align="center">55.8</td>
465
- <td align="center">74.1 </td>
466
- </tr>
467
- <tr>
468
- <td>InternLM-7B-Chat-v1.1</td>
469
- <td align="center">78.4</td>
470
- <td align="center">44.2</td>
471
- <td align="center">62.1 </td>
472
- </tr>
473
- <tr>
474
- <td>InternLM-20B-Chat</td>
475
- <td align="center">70.3</td>
476
- <td align="center">44.2</td>
477
- <td align="center">65.5 </td>
478
- </tr>
479
- <tr>
480
- <td>Qwen-7B-Chat</td>
481
- <td align="center">82.4</td>
482
- <td align="center">64.4</td>
483
- <td align="center">67.2 </td>
484
- </tr>
485
- <tr>
486
- <td>Qwen-14B-Chat</td>
487
- <td align="center">89.2</td>
488
- <td align="center">84.1</td>
489
- <td align="center">65.5</td>
490
- </tr>
491
- </table>
492
-
493
- <table>
494
- <tr>
495
- <th colspan="4" align="center">Accuracy of Code Execution Results (%)</th>
496
- </tr>
497
- <tr>
498
- <th align="center">Model</th><th align="center">Math↑</th><th align="center">Visualization-Hard↑</th><th align="center">Visualization-Easy↑</th>
499
- </tr>
500
- <tr>
501
- <td>GPT-4</td><td align="center">82.8</td><td align="center">66.7</td><td align="center">60.8</td>
502
- </tr>
503
- <tr>
504
- <td>GPT-3.5</td><td align="center">47.3</td><td align="center">33.3</td><td align="center">55.7</td>
505
- </tr>
506
- <tr>
507
- <td>LLaMA2-7B-Chat</td>
508
- <td align="center">3.9</td>
509
- <td align="center">14.3</td>
510
- <td align="center">39.2 </td>
511
- </tr>
512
- <tr>
513
- <td>LLaMA2-13B-Chat</td>
514
- <td align="center">8.3</td>
515
- <td align="center">8.3</td>
516
- <td align="center">40.5 </td>
517
- </tr>
518
- <tr>
519
- <td>CodeLLaMA-7B-Instruct</td>
520
- <td align="center">14.3</td>
521
- <td align="center">26.2</td>
522
- <td align="center">60.8 </td>
523
- </tr>
524
- <tr>
525
- <td>CodeLLaMA-13B-Instruct</td>
526
- <td align="center">28.2</td>
527
- <td align="center">27.4</td>
528
- <td align="center">62.0 </td>
529
- </tr>
530
- <tr>
531
- <td>InternLM-7B-Chat-v1.1</td>
532
- <td align="center">28.5</td>
533
- <td align="center">4.8</td>
534
- <td align="center">40.5 </td>
535
- </tr>
536
- <tr>
537
- <td>InternLM-20B-Chat</td>
538
- <td align="center">34.6</td>
539
- <td align="center">21.4</td>
540
- <td align="center">45.6 </td>
541
- </tr>
542
- <tr>
543
- <td>Qwen-7B-Chat</td>
544
- <td align="center">41.9</td>
545
- <td align="center">40.5</td>
546
- <td align="center">54.4 </td>
547
- </tr>
548
- <tr>
549
- <td>Qwen-14B-Chat</td>
550
- <td align="center">58.4</td>
551
- <td align="center">53.6</td>
552
- <td align="center">59.5</td>
553
- </tr>
554
- </table>
555
 
556
- <p align="center">
557
- <br>
558
- <img src="assets/code_interpreter_showcase_001.jpg" />
559
- <br>
560
- <p>
561
 
562
  #### Huggingface Agent
563
 
564
  千问还具备作为 [HuggingFace Agent](https://huggingface.co/docs/transformers/transformers_agents) 的能力。它在 Huggingface 提供的run模式评测基准上的表现如下:
565
 
566
- Qwen-Chat also has the capability to be used as a [HuggingFace Agent](https://huggingface.co/docs/transformers/transformers_agents). Its performance on the run-mode benchmark provided by HuggingFace is as follows:
567
-
568
- <table>
569
- <tr>
570
- <th colspan="4" align="center">HuggingFace Agent Benchmark- Run Mode</th>
571
- </tr>
572
- <tr>
573
- <th align="center">Model</th><th align="center">Tool Selection↑</th><th align="center">Tool Used↑</th><th align="center">Code↑</th>
574
- </tr>
575
- <tr>
576
- <td>GPT-4</td><td align="center">100</td><td align="center">100</td><td align="center">97.4</td>
577
- </tr>
578
- <tr>
579
- <td>GPT-3.5</td><td align="center">95.4</td><td align="center">96.3</td><td align="center">87.0</td>
580
- </tr>
581
- <tr>
582
- <td>StarCoder-Base-15B</td><td align="center">86.1</td><td align="center">87.0</td><td align="center">68.9</td>
583
- </tr>
584
- <tr>
585
- <td>StarCoder-15B</td><td align="center">87.0</td><td align="center">88.0</td><td align="center">68.9</td>
586
- </tr>
587
- <tr>
588
- <td>Qwen-7B-Chat</td><td align="center">87.0</td><td align="center">87.0</td><td align="center">71.5</td>
589
- </tr>
590
- <tr>
591
- <td>Qwen-14B-Chat</td><td align="center">93.5</td><td align="center">94.4</td><td align="center">87.0</td>
592
- </tr>
593
- </table>
594
-
595
- <table>
596
- <tr>
597
- <th colspan="4" align="center">HuggingFace Agent Benchmark - Chat Mode</th>
598
- </tr>
599
- <tr>
600
- <th align="center">Model</th><th align="center">Tool Selection↑</th><th align="center">Tool Used↑</th><th align="center">Code↑</th>
601
- </tr>
602
- <tr>
603
- <td>GPT-4</td><td align="center">97.9</td><td align="center">97.9</td><td align="center">98.5</td>
604
- </tr>
605
- <tr>
606
- <td>GPT-3.5</td><td align="center">97.3</td><td align="center">96.8</td><td align="center">89.6</td>
607
- </tr>
608
- <tr>
609
- <td>StarCoder-Base-15B</td><td align="center">97.9</td><td align="center">97.9</td><td align="center">91.1</td>
610
- </tr>
611
- <tr>
612
- <td>StarCoder-15B</td><td align="center">97.9</td><td align="center">97.9</td><td align="center">89.6</td>
613
- </tr>
614
- <tr>
615
- <td>Qwen-7B-Chat</td><td align="center">94.7</td><td align="center">94.7</td><td align="center">85.1</td>
616
- </tr>
617
- <tr>
618
- <td>Qwen-14B-Chat</td><td align="center">97.9</td><td align="center">97.9</td><td align="center">95.5</td>
619
- </tr>
620
- </table>
621
 
622
- <br>
 
 
 
 
 
623
 
624
- ## x86 平台 (x86 Platforms)
625
- 在 酷睿™/至强® 可扩展处理器或 Arc™ GPU 上部署量化模型时,建议使用 [OpenVINO™ Toolkit](https://docs.openvino.ai/2023.3/gen_ai_guide.html)以充分利用硬件,实现更好的推理性能。您可以安装并运行此 [example notebook](https://github.com/openvinotoolkit/openvino_notebooks/tree/main/notebooks/254-llm-chatbot)。相关问题,您可在[OpenVINO repo](https://github.com/openvinotoolkit/openvino_notebooks/issues)中提交。
626
 
627
- When deploy on Core™/Xeon® Scalable Processors or with Arc™ GPU, [OpenVINO™ Toolkit](https://docs.openvino.ai/2023.3/gen_ai_guide.html) is recommended. You can install and run this [example notebook](https://github.com/openvinotoolkit/openvino_notebooks/tree/main/notebooks/254-llm-chatbot). For related issues, you are welcome to file an issue at [OpenVINO repo](https://github.com/openvinotoolkit/openvino_notebooks/issues).
628
 
629
- ## FAQ
630
 
631
- 如遇到问题,敬请查阅[FAQ](https://github.com/QwenLM/Qwen/blob/main/FAQ_zh.md)以及issue区,如仍无法解决再提交issue。
 
 
632
 
633
- If you meet problems, please refer to [FAQ](https://github.com/QwenLM/Qwen/blob/main/FAQ.md) and the issues first to search a solution before you launch a new issue.
634
- <br>
 
635
 
636
- ## 引用 (Citation)
 
637
 
638
- 如果你觉得我们的工作对你有帮助,欢迎引用!
 
 
 
 
 
639
 
640
- If you find our work helpful, feel free to give us a cite.
 
641
 
 
 
 
 
 
 
 
642
  ```
643
- @article{qwen,
644
- title={Qwen Technical Report},
645
- author={Jinze Bai and Shuai Bai and Yunfei Chu and Zeyu Cui and Kai Dang and Xiaodong Deng and Yang Fan and Wenbin Ge and Yu Han and Fei Huang and Binyuan Hui and Luo Ji and Mei Li and Junyang Lin and Runji Lin and Dayiheng Liu and Gao Liu and Chengqiang Lu and Keming Lu and Jianxin Ma and Rui Men and Xingzhang Ren and Xuancheng Ren and Chuanqi Tan and Sinan Tan and Jianhong Tu and Peng Wang and Shijie Wang and Wei Wang and Shengguang Wu and Benfeng Xu and Jin Xu and An Yang and Hao Yang and Jian Yang and Shusheng Yang and Yang Yao and Bowen Yu and Hongyi Yuan and Zheng Yuan and Jianwei Zhang and Xingxuan Zhang and Yichang Zhang and Zhenru Zhang and Chang Zhou and Jingren Zhou and Xiaohuan Zhou and Tianhang Zhu},
646
- journal={arXiv preprint arXiv:2309.16609},
647
- year={2023}
648
- }
649
- ```
650
- <br>
 
 
651
 
652
  ## 使用协议(License Agreement)
653
 
654
- 我们的代码和模型权重对学术研究完全开放,并支持商用。请查看[LICENSE](https://github.com/QwenLM/Qwen/blob/main/Tongyi%20Qianwen%20LICENSE%20AGREEMENT)了解具体的开源协议细节。如需商用,请填写[问卷](https://dashscope.console.aliyun.com/openModelApply/qianwen)申请。
655
 
656
- Our code and checkpoints are open to research purpose, and they are allowed for commercial purposes. Check [LICENSE](https://github.com/QwenLM/Qwen/blob/main/Tongyi%20Qianwen%20LICENSE%20AGREEMENT) for more details about the license. If you have requirements for commercial use, please fill out the [form](https://dashscope.console.aliyun.com/openModelApply/qianwen) to apply.
657
- <br>
658
 
659
  ## 联系我们(Contact Us)
660
 
661
- 如果你想给我们的研发团队和产品团队留言,欢迎加入我们的微信群、钉钉群以及Discord!同时,也欢迎通过邮件(qianwen_opensource@alibabacloud.com)联系我们。
662
-
663
- If you are interested to leave a message to either our research team or product team, join our Discord or WeChat groups! Also, feel free to send an email to qianwen_opensource@alibabacloud.com.
664
 
 
 
6
  - qwen
7
  pipeline_tag: text-generation
8
  inference: false
 
 
 
9
  ---
10
 
11
  # Qwen-7B-Chat
12
 
13
  <p align="center">
14
+ <img src="https://qianwen-res.oss-cn-beijing.aliyuncs.com/logo.jpg" width="400"/>
15
  <p>
16
  <br>
17
 
18
  <p align="center">
19
+ Qwen-7B <a href="https://modelscope.cn/models/qwen/Qwen-7B/summary">🤖 </a> | <a href="https://huggingface.co/Qwen/Qwen-7B">🤗</a>&nbsp | Qwen-7B-Chat <a href="https://modelscope.cn/models/qwen/Qwen-7B-Chat/summary">🤖 </a>| <a href="https://huggingface.co/Qwen/Qwen-7B-Chat">🤗</a>&nbsp | &nbsp<a href="https://modelscope.cn/studios/qwen/Qwen-7B-Chat-Demo/summary">Demo</a>&nbsp | &nbsp<a href="https://github.com/QwenLM/Qwen-7B/blob/main/tech_memo.md">Report</a>
 
 
20
  </p>
21
  <br>
22
 
 
23
  ## 介绍(Introduction)
24
 
25
+ **通义千问-7B(Qwen-7B)**是阿里云研发的通义千问大模型系列的70亿参数规模的模型。Qwen-7B是基于Transformer的大语言模型, 在超大规模的预训练数据上进行训练得到。预训练数据类型多样,覆盖广泛,包括大量网络文本、专业书籍、代码等。同时,在Qwen-7B的基础上,我们使用对齐机制打造了基于大语言模型的AI助手Qwen-7B-Chat。本仓库为Qwen-7B-Chat的仓库。
 
 
26
 
27
+ 如果您想了解更多关于通义千问-7B开源模型的细节,我们建议您参阅[Github代码库](https://github.com/QwenLM/Qwen-7B)。
28
 
29
+ **Qwen-7B** is the 7B-parameter version of the large language model series, Qwen (abbr. Tongyi Qianwen), proposed by Aibaba Cloud. Qwen-7B`is a Transformer-based large language model, which is pretrained on a large volume of data, including web texts, books, codes, etc. Additionally, based on the pretrained Qwen-7B, we release Qwen-7B-Chat, a large-model-based AI assistant, which is trained with alignment techniques. This repository is the one for Qwen-7B-Chat.
 
 
 
30
 
31
+ For more details about the open-source model of Qwen-7B, please refer to the [Github](https://github.com/QwenLM/Qwen-7B) code repository.
 
 
 
 
 
 
32
 
33
  ## 依赖项(Dependency)
34
 
35
+ 运行Qwen-7B-Chat,请确保机器环境pytorch版本不低于1.12,再执行以下pip命令安装依赖库
36
 
37
+ To run Qwen-7B-Chat, please make sure that pytorch version is not lower than 1.12, and then execute the following pip commands to install the dependent libraries.
38
 
39
  ```bash
40
+ pip install transformers==4.31.0 accelerate tiktoken einops
41
  ```
42
 
43
+ 另外,推荐安装`flash-attention`库,以实现更高的效率和更低的显存占用。
44
 
45
+ In addition, it is recommended to install the `flash-attention` library for higher efficiency and lower memory usage.
46
 
47
  ```bash
48
+ git clone -b v1.0.8 https://github.com/Dao-AILab/flash-attention
49
  cd flash-attention && pip install .
50
+ pip install csrc/layer_norm
51
+ pip install csrc/rotary
 
52
  ```
 
53
 
54
  ## 快速使用(Quickstart)
55
 
 
61
  from transformers import AutoModelForCausalLM, AutoTokenizer
62
  from transformers.generation import GenerationConfig
63
 
 
64
  tokenizer = AutoTokenizer.from_pretrained("Qwen/Qwen-7B-Chat", trust_remote_code=True)
 
65
  # use bf16
66
  # model = AutoModelForCausalLM.from_pretrained("Qwen/Qwen-7B-Chat", device_map="auto", trust_remote_code=True, bf16=True).eval()
67
  # use fp16
68
  # model = AutoModelForCausalLM.from_pretrained("Qwen/Qwen-7B-Chat", device_map="auto", trust_remote_code=True, fp16=True).eval()
69
+ # use fp32
 
 
70
  model = AutoModelForCausalLM.from_pretrained("Qwen/Qwen-7B-Chat", device_map="auto", trust_remote_code=True).eval()
71
+ model.generation_config = GenerationConfig.from_pretrained("Qwen/Qwen-7B-Chat", trust_remote_code=True) # 可指定不同的生成长度、top_p等相关超参
 
 
72
 
73
  # 第一轮对话 1st dialogue turn
74
  response, history = model.chat(tokenizer, "你好", history=None)
 
76
  # 你好!很高兴为你提供帮助。
77
 
78
  # 第二轮对话 2nd dialogue turn
79
+ response, history = model.chat(tokenizer, "给我讲一个年轻人奋斗创业最终取得成功的故事。", history=history)
80
  print(response)
81
  # 这是一个关于一个年轻人奋斗创业最终取得成功的故事。
82
  # 故事的主人公叫李明,他来自一个普通的家庭,父母都是普通的工人。从小,李明就立下了一个目标:要成为一名成功的企业家。
 
91
  # 《奋斗创业:一个年轻人的成功之路》
92
  ```
93
 
94
+ 关于更多的使用说明,请参考我们的[Github repo](https://github.com/QwenLM/Qwen-7B)获取更多信息。
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
95
 
96
+ For more information, please refer to our [Github repo](https://github.com/QwenLM/Qwen-7B) for more information.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
97
 
98
  ## 模型细节(Model)
99
 
100
+ 与Qwen-7B预训练模型相同,Qwen-7B-Chat模型规模基本情况如下所示
101
 
102
+ The details of the model architecture of Qwen-7B-Chat are listed as follows
103
 
104
+ | Hyperparameter | Value |
105
+ |:------|:------|
106
+ | n_layers | 32 |
107
+ | n_heads | 32 |
108
+ | d_model | 4096 |
109
+ | vocab size | 151851 |
110
+ | sequence length | 2048 |
111
 
112
  在位置编码、FFN激活函数和normalization的实现方式上,我们也采用了目前最流行的做法,
113
  即RoPE相对位置编码、SwiGLU激活函数、RMSNorm(可选安装flash-attention加速)。
 
121
  For tokenization, compared to the current mainstream open-source models based on Chinese and English vocabularies, Qwen-7B-Chat uses a vocabulary of over 150K tokens.
122
  It first considers efficient encoding of Chinese, English, and code data, and is also more friendly to multilingual languages, enabling users to directly enhance the capability of some languages without expanding the vocabulary.
123
  It segments numbers by single digit, and calls the [tiktoken](https://github.com/openai/tiktoken) tokenizer library for efficient tokenization.
 
124
 
125
  ## 评测效果(Evaluation)
126
 
 
136
 
137
  #### C-Eval
138
 
139
+ 在[C-Eval](https://arxiv.org/abs/2305.08322)验证集上,我们评价了Qwen-7B-Chat模型的zero-shot准确率
140
+
141
+ We demonstrate the zero-shot accuracy of Qwen-7B-Chat on C-Eval validation set
142
+
143
+ | Model | Avg. Acc. |
144
+ |:--------------|:------:|
145
+ | LLaMA2-7B-Chat | 31.9 |
146
+ | LLaMA2-13B-Chat | 40.6 |
147
+ | Chinese-Alpaca-2-7B | 41.3 |
148
+ | Chinese-Alpaca-Plus-13B | 43.3 |
149
+ | Baichuan-13B-Chat | 50.4 |
150
+ | ChatGLM2-6B-Chat | 50.7 |
151
+ | InternLM-7B-Chat | 53.2 |
152
+ | **Qwen-7B-Chat** | **54.2** |
 
 
 
 
153
 
154
  C-Eval测试集上,Qwen-7B-Chat模型的zero-shot准确率结果如下:
155
 
156
  The zero-shot accuracy of Qwen-7B-Chat on C-Eval testing set is provided below:
157
 
158
+ | Model | Avg. | STEM | Social Sciences | Humanities | Others |
159
+ |:--------------|:------:|:------:|:------:|:------:|:------:|
160
+ | Chinese-Alpaca-Plus-13B | 41.5 | 36.6 | 49.7 | 43.1 | 41.2 |
161
+ | Chinese-Alpaca-2-7B | 40.3 | - | - | - | - |
162
+ | ChatGLM2-6B-Chat | 50.1 | 46.4 | 60.4 | 50.6 | 46.9 |
163
+ | Baichuan-13B-Chat | 51.5 | 43.7 | 64.6 | 56.2 | 49.2 |
164
+ | **Qwen-7B-Chat** | **54.6** | 47.8 | 67.6 | 59.3 | 50.6 |
 
 
165
 
166
  在7B规模模型上,经过人类指令对齐的Qwen-7B-Chat模型,准确率在同类相近规模模型中仍然处于前列。
167
 
 
171
 
172
  #### MMLU
173
 
174
+ [MMLU](https://arxiv.org/abs/2009.03300)评测集上,Qwen-7B-Chat模型的zero-shot准确率如下,效果同样在同类对齐模型中同样表现较优。
175
 
176
+ The zero-shot accuracy of Qwen-7B-Chat on MMLU is provided below.
177
  The performance of Qwen-7B-Chat still on the top between other human-aligned models with comparable size.
178
 
179
+ | Model | Avg. Acc. |
180
+ |:--------------|:------:|
181
+ | ChatGLM2-6B-Chat | 45.5 |
182
+ | LLaMA2-7B-Chat | 47.0 |
183
+ | InternLM-7B-Chat | 50.8 |
184
+ | Baichuan-13B-Chat | 52.1 |
185
+ | ChatGLM2-12B-Chat | 52.1 |
186
+ | **Qwen-7B-Chat** | **53.9** |
 
 
 
 
 
 
187
 
188
  ### 代码评测(Coding Evaluation)
189
 
 
191
 
192
  The zero-shot Pass@1 of Qwen-7B-Chat on [HumanEval](https://github.com/openai/human-eval) is demonstrated below
193
 
194
+ | Model | Pass@1 |
195
+ |:--------------|:------:|
196
+ | LLaMA2-7B-Chat | 12.2 |
197
+ | InternLM-7B-Chat | 14.0 |
198
+ | Baichuan-13B-Chat | 16.5 |
199
+ | LLaMA2-13B-Chat | 18.9 |
200
+ | **Qwen-7B-Chat** | **24.4** |
201
+
202
+ ### 数学评测
 
 
 
 
 
203
 
204
  在评测数学能力的[GSM8K](https://github.com/openai/grade-school-math)上,Qwen-7B-Chat的准确率结果如下
205
 
206
  The accuracy of Qwen-7B-Chat on GSM8K is shown below
207
 
208
+ | Model | Zero-shot Acc. | 4-shot Acc. |
209
+ |:--------------|:------:|:------:|
210
+ | ChatGLM2-6B-Chat | - | 28.0 |
211
+ | LLaMA2-7B-Chat | 20.4 | 28.2 |
212
+ | LLaMA2-13B-Chat | 29.4 | 36.7 |
213
+ | InternLM-7B-Chat | 32.6 | 34.5 |
214
+ | Baichuan-13B-Chat | - | 36.3 |
215
+ | ChatGLM2-12B-Chat | - | 38.1 |
216
+ | **Qwen-7B-Chat** | **41.1** | **43.5** |
 
 
 
 
 
217
 
218
  ### 长序列评测(Long-Context Understanding)
219
 
220
  通过NTK插值,LogN注意力缩放可以扩展Qwen-7B-Chat的上下文长度。在长文本摘要数据集[VCSUM](https://arxiv.org/abs/2305.05280)上(文本平均长度在15K左右),Qwen-7B-Chat的Rouge-L结果如下:
221
 
222
+ **(若要启用这些技巧,请将config.json里的`use_dynamc_ntk`和`use_logn_attn`设置为true)**
223
 
224
  We introduce NTK-aware interpolation, LogN attention scaling to extend the context length of Qwen-7B-Chat. The Rouge-L results of Qwen-7B-Chat on long-text summarization dataset [VCSUM](https://arxiv.org/abs/2305.05280) (The average length of this dataset is around 15K) are shown below:
225
 
226
  **(To use these tricks, please set `use_dynamic_ntk` and `use_long_attn` to true in config.json.)**
227
 
228
+ | Model | VCSUM (zh) |
229
+ |:----------------|:-------:|
230
+ | GPT-3.5-Turbo-16k | 16.0 |
231
+ | LLama2-7B-Chat | 0.2 |
232
+ | InternLM-7B-Chat | 13.0 |
233
+ | ChatGLM2-6B-Chat | 16.3 |
234
+ | **Qwen-7B-Chat** | **16.6** |
235
 
236
  ### 工具使用能力的评测(Tool Usage)
237
 
238
  #### ReAct Prompting
239
 
240
+ 千问支持通过 [ReAct Prompting](https://arxiv.org/abs/2210.03629) 调用插件/工具/API。ReAct 也是 [LangChain](https://python.langchain.com/) 框架采用的主要方式之一。在即将开源的、用于评估工具使用能力的自建评测基准上,千问的表现如下:
241
+
242
+ Qwen-7B-Chat supports calling plugins/tools/APIs through [ReAct Prompting](https://arxiv.org/abs/2210.03629). ReAct is also one of the main approaches used by the [LangChain](https://python.langchain.com/) framework. In the soon-to-be-released evaluation benchmark for assessing tool usage capabilities, Qwen-7B-Chat's performance is as follows:
243
+
244
+ | Model | Tool Selection (Acc.↑) | Tool Input (Rouge-L↑) | False Positive Error↓ |
245
+ |:-----------------|:----------------------:|:---------------------:|:---------------------:|
246
+ | GPT-4 | 95% | **0.90** | 15% |
247
+ | GPT-3.5 | 85% | 0.88 | 75% |
248
+ | **Qwen-7B-Chat** | **99%** | 0.89 | **8.5%** |
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
249
 
250
  > 评测基准中出现的插件均没有出现在千问的训练集中。该基准评估了模型在多个候选插件中选择正确插件的准确率、传入插件的参数的合理性、以及假阳率。假阳率(False Positive)定义:在处理不该调用插件的请求时,错误地调用了插件。
251
 
252
+ > The plugins that appear in the evaluation set do not appear in the training set of Qwen-7B-Chat. This benchmark evaluates the accuracy of the model in selecting the correct plugin from multiple candidate plugins, the rationality of the parameters passed into the plugin, and the false positive rate. False Positive: Incorrectly invoking a plugin when it should not have been called when responding to a query.
253
 
254
+ 关于 ReAct Prompting 的 prompt 怎么写、怎么使用,请参考 [ReAct 样例说明](examples/react_prompt.md)。使用工具能使模型更好地完成任务。基于千问的工具使用能力,我们能实现下图所展示的效果:
 
255
 
256
+ For how to write and use prompts for ReAct Prompting, please refer to [the ReAct examples](examples/react_prompt.md). The use of tools can enable the model to better perform tasks, as shown in the following figures:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
257
 
258
+ ![](assets/react_showcase_001.png)
259
+ ![](assets/react_showcase_002.png)
 
 
 
260
 
261
  #### Huggingface Agent
262
 
263
  千问还具备作为 [HuggingFace Agent](https://huggingface.co/docs/transformers/transformers_agents) 的能力。它在 Huggingface 提供的run模式评测基准上的表现如下:
264
 
265
+ Qwen-7B-Chat also has the capability to be used as a [HuggingFace Agent](https://huggingface.co/docs/transformers/transformers_agents). Its performance on the run-mode benchmark provided by HuggingFace is as follows:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
266
 
267
+ | Model | Tool Selection↑ | Tool Used↑ | Code↑ |
268
+ |:-|:-:|:-:|:-:|
269
+ |GPT-4 | **100** | **100** | **97.41** |
270
+ |GPT-3.5 | 95.37 | 96.30 | 87.04 |
271
+ |StarCoder-15.5B | 87.04 | 87.96 | 68.89 |
272
+ | **Qwen-7B** | 90.74 | 92.59 | 74.07 |
273
 
274
+ ## 量化(Quantization)
 
275
 
276
+ 如希望使用更低精度的量化模型,如4比特和8比特的模型,我们提供了简单的示例来说明如何快速使用量化模型。在开始前,确保你已经安装了`bitsandbytes`。
277
 
278
+ We provide examples to show how to load models in `NF4` and `Int8`. For starters, make sure you have implemented `bitsandbytes`.
279
 
280
+ ```bash
281
+ pip install bitsandbytes
282
+ ```
283
 
284
+ 你只需要在`AutoModelForCausalLM.from_pretrained`中添加你的量化配置,即可使用量化模型。如下所示:
285
+
286
+ Then you only need to add your quantization configuration to `AutoModelForCausalLM.from_pretrained`. See the example below:
287
 
288
+ ```python
289
+ from transformers import BitsAndBytesConfig
290
 
291
+ # quantization configuration for NF4 (4 bits)
292
+ quantization_config = BitsAndBytesConfig(
293
+ load_in_4bit=True,
294
+ bnb_4bit_quant_type='nf4',
295
+ bnb_4bit_compute_dtype=torch.bfloat16
296
+ )
297
 
298
+ # quantization configuration for Int8 (8 bits)
299
+ quantization_config = BitsAndBytesConfig(load_in_8bit=True)
300
 
301
+ model = AutoModelForCausalLM.from_pretrained(
302
+ "Qwen/Qwen-7B-Chat",
303
+ device_map="cuda:0",
304
+ quantization_config=quantization_config,
305
+ max_memory=max_memory,
306
+ trust_remote_code=True,
307
+ ).eval()
308
  ```
309
+
310
+ 上述方法可以让我们将模型量化成`NF4`和`Int8`精度的模型进行读取,帮助我们节省显存开销。我们也提供了相关性能数据。我们发现尽管模型在效果上存在损失,但模型的显存开销大幅降低。
311
+
312
+ With this method, it is available to load Qwen-7B-Chat in `NF4`and `Int8`, which saves you memory usage. We provide related statistics of model performance below. We find that the quantization downgrades the effectiveness slightly but significantly increases inference efficiency and reduces memory costs.
313
+
314
+ | Precision | MMLU | Memory |
315
+ | :---------| :-------: | :-----: |
316
+ | BF16 | 56.7 | 16.2G |
317
+ | Int8 | 52.8 | 10.1G |
318
+ | NF4 | 48.9 | 7.4G |
319
 
320
  ## 使用协议(License Agreement)
321
 
322
+ 我们的代码和模型权重对学术研究完全开放,并支持商用。请查看LICENSE了解具体的开源协议细节。
323
 
324
+ Our code and checkpoints are open to research purpose, and they are allowed for commercial purposes. Check [LICENSE](LICENSE) for more details about the license.
 
325
 
326
  ## 联系我们(Contact Us)
327
 
328
+ 如果你想给我们的研发团队和产品团队留言,请通过邮件(qianwen_opensource@alibabacloud.com)联系我们。
 
 
329
 
330
+ If you are interested to leave a message to either our research team or product team, feel free to send an email to qianwen_opensource@alibabacloud.com.
assets/code_interpreter_showcase_001.jpg DELETED
Binary file (138 kB)
 
assets/logo.jpg CHANGED
assets/qwen_tokenizer.png ADDED
assets/react_tutorial_001.png ADDED
assets/react_tutorial_002.png ADDED
assets/tokenizer.pdf ADDED
Binary file (24.7 kB). View file
 
assets/tokenizer.png ADDED
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File without changes
assets/wechat.png DELETED
Binary file (68.4 kB)
 
cache_autogptq_cuda_256.cpp DELETED
@@ -1,198 +0,0 @@
1
- #include <torch/all.h>
2
- #include <torch/python.h>
3
- #include <c10/cuda/CUDAGuard.h>
4
-
5
- // adapted from https://github.com/PanQiWei/AutoGPTQ/blob/main/autogptq_extension/cuda_256/autogptq_cuda_256.cpp
6
- void vecquant8matmul_cuda(
7
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
8
- torch::Tensor scales, torch::Tensor zeros,
9
- torch::Tensor g_idx
10
- );
11
-
12
- void vecquant8matmul(
13
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
14
- torch::Tensor scales, torch::Tensor zeros,
15
- torch::Tensor g_idx
16
- ) {
17
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
18
- vecquant8matmul_cuda(vec, mat, mul, scales, zeros, g_idx);
19
- }
20
-
21
- void vecquant8matmul_batched_cuda(
22
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
23
- torch::Tensor scales, torch::Tensor zeros
24
- );
25
-
26
- void vecquant8matmul_batched(
27
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
28
- torch::Tensor scales, torch::Tensor zeros
29
- ) {
30
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
31
- vecquant8matmul_batched_cuda(vec, mat, mul, scales, zeros);
32
- }
33
-
34
- void vecquant8matmul_batched_column_compression_cuda(
35
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
36
- torch::Tensor scales, torch::Tensor zeros
37
- );
38
-
39
- void vecquant8matmul_batched_column_compression(
40
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
41
- torch::Tensor scales, torch::Tensor zeros
42
- ) {
43
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
44
- vecquant8matmul_batched_column_compression_cuda(vec, mat, mul, scales, zeros);
45
- }
46
-
47
- void vecquant4matmul_batched_cuda(
48
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
49
- torch::Tensor scales, torch::Tensor zeros
50
- );
51
-
52
- void vecquant4matmul_batched(
53
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
54
- torch::Tensor scales, torch::Tensor zeros
55
- ) {
56
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
57
- vecquant4matmul_batched_cuda(vec, mat, mul, scales, zeros);
58
- }
59
-
60
- void vecquant4matmul_batched_column_compression_cuda(
61
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
62
- torch::Tensor scales, torch::Tensor zeros
63
- );
64
-
65
- void vecquant4matmul_batched_column_compression(
66
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
67
- torch::Tensor scales, torch::Tensor zeros
68
- ) {
69
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
70
- vecquant4matmul_batched_column_compression_cuda(vec, mat, mul, scales, zeros);
71
- }
72
-
73
- void vecquant8matmul_batched_old_cuda(
74
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
75
- torch::Tensor scales, torch::Tensor zeros
76
- );
77
-
78
- void vecquant8matmul_batched_old(
79
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
80
- torch::Tensor scales, torch::Tensor zeros
81
- ) {
82
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
83
- vecquant8matmul_batched_old_cuda(vec, mat, mul, scales, zeros);
84
- }
85
-
86
-
87
- void vecquant4matmul_batched_old_cuda(
88
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
89
- torch::Tensor scales, torch::Tensor zeros
90
- );
91
-
92
- void vecquant4matmul_batched_old(
93
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
94
- torch::Tensor scales, torch::Tensor zeros
95
- ) {
96
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
97
- vecquant4matmul_batched_old_cuda(vec, mat, mul, scales, zeros);
98
- }
99
-
100
- void vecquant8matmul_batched_column_compression_old_cuda(
101
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
102
- torch::Tensor scales, torch::Tensor zeros
103
- );
104
-
105
- void vecquant8matmul_batched_column_compression_old(
106
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
107
- torch::Tensor scales, torch::Tensor zeros
108
- ) {
109
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
110
- vecquant8matmul_batched_column_compression_old_cuda(vec, mat, mul, scales, zeros);
111
- }
112
-
113
- void vecquant4matmul_batched_column_compression_old_cuda(
114
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
115
- torch::Tensor scales, torch::Tensor zeros
116
- );
117
-
118
- void vecquant4matmul_batched_column_compression_old(
119
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
120
- torch::Tensor scales, torch::Tensor zeros
121
- ) {
122
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
123
- vecquant4matmul_batched_column_compression_old_cuda(vec, mat, mul, scales, zeros);
124
- }
125
-
126
-
127
-
128
- void vecquant8matmul_batched_faster_cuda(
129
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
130
- torch::Tensor scales, torch::Tensor zeros
131
- );
132
-
133
- void vecquant8matmul_batched_faster(
134
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
135
- torch::Tensor scales, torch::Tensor zeros
136
- ) {
137
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
138
- vecquant8matmul_batched_faster_cuda(vec, mat, mul, scales, zeros);
139
- }
140
-
141
-
142
- void vecquant8matmul_batched_faster_old_cuda(
143
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
144
- torch::Tensor scales, torch::Tensor zeros
145
- );
146
-
147
- void vecquant8matmul_batched_faster_old(
148
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
149
- torch::Tensor scales, torch::Tensor zeros
150
- ) {
151
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
152
- vecquant8matmul_batched_faster_old_cuda(vec, mat, mul, scales, zeros);
153
- }
154
-
155
- void vecquant8matmul_batched_column_compression_faster_cuda(
156
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
157
- torch::Tensor scales, torch::Tensor zeros
158
- );
159
-
160
- void vecquant8matmul_batched_column_compression_faster(
161
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
162
- torch::Tensor scales, torch::Tensor zeros
163
- ) {
164
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
165
- vecquant8matmul_batched_column_compression_faster_cuda(vec, mat, mul, scales, zeros);
166
- }
167
-
168
-
169
- void vecquant8matmul_batched_column_compression_faster_old_cuda(
170
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
171
- torch::Tensor scales, torch::Tensor zeros
172
- );
173
-
174
- void vecquant8matmul_batched_column_compression_faster_old(
175
- torch::Tensor vec, torch::Tensor mat, torch::Tensor mul,
176
- torch::Tensor scales, torch::Tensor zeros
177
- ) {
178
- const at::cuda::OptionalCUDAGuard device_guard(device_of(vec));
179
- vecquant8matmul_batched_column_compression_faster_old_cuda(vec, mat, mul, scales, zeros);
180
- }
181
-
182
-
183
-
184
- PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) {
185
- m.def("vecquant8matmul", &vecquant8matmul, "Vector 8-bit Quantized Matrix Multiplication (CUDA) (desc_act)");
186
- m.def("vecquant8matmul_batched", &vecquant8matmul_batched, "Vector 8-bit Batched Quantized Matrix Multiplication (CUDA) (desc_act)");
187
- m.def("vecquant8matmul_batched_old", &vecquant8matmul_batched_old, "Vector 8-bit old Batched Quantized Matrix Multiplication (CUDA) (desc_act)");
188
- m.def("vecquant8matmul_batched_faster", &vecquant8matmul_batched_faster, "Vector 8-bit old Batched Quantized Matrix Multiplication (CUDA) (desc_act)");
189
- m.def("vecquant8matmul_batched_faster_old", &vecquant8matmul_batched_faster_old, "Vector 8-bit old Batched Quantized Matrix Multiplication (CUDA) (desc_act)");
190
- m.def("vecquant4matmul_batched_old", &vecquant4matmul_batched_old, "Vector 4-bit old Batched Quantized Matrix Multiplication (CUDA) (desc_act)");
191
- m.def("vecquant8matmul_batched_column_compression", &vecquant8matmul_batched_column_compression, "Vector 8-bit Batched Quantized Matrix Multiplication (CUDA) with weight's column compressed (desc_act)");
192
- m.def("vecquant8matmul_batched_column_compression_old", &vecquant8matmul_batched_column_compression_old, "Vector old 8-bit Batched Quantized Matrix Multiplication (CUDA) with weight's column compressed (desc_act)");
193
- m.def("vecquant8matmul_batched_column_compression_faster", &vecquant8matmul_batched_column_compression_faster, "Vector old 8-bit Batched Quantized Matrix Multiplication (CUDA) with weight's column compressed (desc_act)");
194
- m.def("vecquant8matmul_batched_column_compression_faster_old", &vecquant8matmul_batched_column_compression_faster_old, "Vector old 8-bit Batched Quantized Matrix Multiplication (CUDA) with weight's column compressed (desc_act)");
195
- m.def("vecquant4matmul_batched_column_compression_old", &vecquant4matmul_batched_column_compression_old, "Vector old 4-bit Batched Quantized Matrix Multiplication (CUDA) with weight's column compressed (desc_act)");
196
- m.def("vecquant4matmul_batched", &vecquant4matmul_batched, "Vector 4-bit Batched Quantized Matrix Multiplication (CUDA) (desc_act)");
197
- m.def("vecquant4matmul_batched_column_compression", &vecquant4matmul_batched_column_compression, "Vector 4-bit Batched Quantized Matrix Multiplication (CUDA) with weight's column compressed (desc_act)");
198
- }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
cache_autogptq_cuda_kernel_256.cu DELETED
@@ -1,1708 +0,0 @@
1
- #define _CRT_SECURE_NO_WARNINGS
2
- #include <torch/all.h>
3
- #include <torch/python.h>
4
- #include <cuda.h>
5
- #include <cuda_runtime.h>
6
- #include <cuda_fp16.h>
7
- #include <stdint.h>
8
-
9
- #if (defined(__CUDA_ARCH__) && __CUDA_ARCH__ < 700) || defined(USE_ROCM)
10
- // adapted from https://github.com/PanQiWei/AutoGPTQ/blob/main/autogptq_extension/cuda_256/autogptq_cuda_kernel_256.cu
11
- __device__ __forceinline__ void atomicAdd(c10::Half* address, c10::Half val) {
12
- unsigned int *address_as_ui = reinterpret_cast<unsigned int *>(reinterpret_cast<char *>(address) - (reinterpret_cast<size_t>(address) & 2));
13
- unsigned int old = *address_as_ui;
14
- unsigned int assumed;
15
-
16
- do {
17
- assumed = old;
18
- unsigned short hsum = reinterpret_cast<size_t>(address) & 2 ? (old >> 16) : (old & 0xffff);
19
- hsum += val;
20
- old = reinterpret_cast<size_t>(address) & 2
21
- ? (old & 0xffff) | (hsum << 16)
22
- : (old & 0xffff0000) | hsum;
23
- old = atomicCAS(address_as_ui, assumed, old);
24
-
25
- // Note: uses integer comparison to avoid hang in case of NaN (since NaN != NaN)
26
- } while (assumed != old);
27
- }
28
- __device__ __forceinline__ void atomicAdd(__half* address, c10::Half val) {
29
- unsigned int * address_as_ui = (unsigned int *) ((char *)address - ((size_t)address & 2));
30
- unsigned int old = *address_as_ui;
31
- unsigned int assumed;
32
-
33
- do {
34
- assumed = old;
35
- __half_raw hsum;
36
- hsum.x = (size_t)address & 2 ? (old >> 16) : (old & 0xffff);
37
- half tmpres = __hadd(hsum, val);
38
- hsum = __half_raw(tmpres);
39
- old = (size_t)address & 2 ? (old & 0xffff) | (hsum.x << 16) : (old & 0xffff0000) | hsum.x;
40
- old = atomicCAS(address_as_ui, assumed, old);
41
- } while (assumed != old);
42
- }
43
- #endif
44
-
45
- template <typename scalar_t>
46
- __global__ void VecQuant8MatMulKernel(
47
- const scalar_t* __restrict__ vec,
48
- const int* __restrict__ mat,
49
- scalar_t* __restrict__ mul,
50
- const scalar_t* __restrict__ scales,
51
- const int* __restrict__ zeros,
52
- const int* __restrict__ g_idx,
53
- int batch,
54
- int vec_height,
55
- int height,
56
- int width,
57
- int zero_width
58
- );
59
-
60
- template <typename scalar_t>
61
- __global__ void VecQuant8BatchMatMulColumnCompressionKernel(
62
- const scalar_t* __restrict__ vec,
63
- const int* __restrict__ mat,
64
- scalar_t* __restrict__ mul,
65
- const scalar_t* __restrict__ scales,
66
- const int* __restrict__ zeros,
67
- int batch,
68
- int heads,
69
- int vec_row,
70
- int height,
71
- int width
72
- );
73
-
74
- template <typename scalar_t>
75
- __global__ void VecQuant4BatchMatMulColumnCompressionKernel(
76
- const scalar_t* __restrict__ vec,
77
- const int* __restrict__ mat,
78
- scalar_t* __restrict__ mul,
79
- const scalar_t* __restrict__ scales,
80
- const int* __restrict__ zeros,
81
- int batch,
82
- int heads,
83
- int vec_row,
84
- int height,
85
- int width
86
- );
87
-
88
- template <typename scalar_t>
89
- __global__ void VecQuant8BatchMatMulKernel(
90
- const scalar_t* __restrict__ vec,
91
- const int* __restrict__ mat,
92
- scalar_t* __restrict__ mul,
93
- const scalar_t* __restrict__ scales,
94
- const int* __restrict__ zeros,
95
- int batch,
96
- int heads,
97
- int vec_row,
98
- int vec_height,
99
- int height,
100
- int width,
101
- int zero_width
102
- );
103
-
104
- template <typename scalar_t>
105
- __global__ void VecQuant4BatchMatMulKernel(
106
- const scalar_t* __restrict__ vec,
107
- const int* __restrict__ mat,
108
- scalar_t* __restrict__ mul,
109
- const scalar_t* __restrict__ scales,
110
- const int* __restrict__ zeros,
111
- int batch,
112
- int heads,
113
- int vec_row,
114
- int vec_height,
115
- int height,
116
- int width,
117
- int zero_width
118
- );
119
-
120
-
121
-
122
- template <typename scalar_t>
123
- __global__ void VecQuant8BatchMatMulKernel_old(
124
- const scalar_t* __restrict__ vec,
125
- const uint8_t* __restrict__ mat,
126
- scalar_t* __restrict__ mul,
127
- const scalar_t* __restrict__ scales,
128
- const scalar_t* __restrict__ zeros,
129
- int batch,
130
- int heads,
131
- int vec_row,
132
- int vec_height,
133
- int height,
134
- int width,
135
- int zero_width
136
- );
137
-
138
- __global__ void VecQuant8BatchMatMulKernel_faster(
139
- const half* __restrict__ vec,
140
- const uint8_t* __restrict__ mat,
141
- half* __restrict__ mul,
142
- const half* __restrict__ scales,
143
- const half* __restrict__ zeros,
144
- int batch,
145
- int heads,
146
- int vec_row,
147
- int vec_height,
148
- int height,
149
- int width,
150
- int zero_width
151
- );
152
-
153
-
154
-
155
- __global__ void VecQuant8BatchMatMulKernel_faster_old(
156
- const half* __restrict__ vec,
157
- const uint8_t* __restrict__ mat,
158
- half* __restrict__ mul,
159
- const half* __restrict__ scales,
160
- const half* __restrict__ zeros,
161
- int batch,
162
- int heads,
163
- int vec_row,
164
- int vec_height,
165
- int height,
166
- int width
167
- );
168
-
169
-
170
- template <typename scalar_t>
171
- __global__ void VecQuant4BatchMatMulKernel_old(
172
- const scalar_t* __restrict__ vec,
173
- const uint8_t* __restrict__ mat,
174
- scalar_t* __restrict__ mul,
175
- const scalar_t* __restrict__ scales,
176
- const scalar_t* __restrict__ zeros,
177
- int batch,
178
- int heads,
179
- int vec_row,
180
- int vec_height,
181
- int height,
182
- int width,
183
- int zero_width
184
- );
185
-
186
-
187
- template <typename scalar_t>
188
- __global__ void VecQuant8BatchMatMulColumnCompressionKernel_old(
189
- const scalar_t* __restrict__ vec,
190
- const uint8_t* __restrict__ mat,
191
- scalar_t* __restrict__ mul,
192
- const scalar_t* __restrict__ scales,
193
- const scalar_t* __restrict__ zeros,
194
- int batch,
195
- int heads,
196
- int vec_row,
197
- int height,
198
- int width
199
- );
200
-
201
- __global__ void VecQuant8BatchMatMulColumnCompressionKernel_faster(
202
- const half* __restrict__ vec,
203
- const uint8_t* __restrict__ mat,
204
- half* __restrict__ mul,
205
- const half* __restrict__ scales,
206
- const half* __restrict__ zeros,
207
- int batch,
208
- int heads,
209
- int vec_row,
210
- int height,
211
- int width
212
- );
213
-
214
- __global__ void VecQuant8BatchMatMulColumnCompressionKernel_faster_old(
215
- const half* __restrict__ vec,
216
- const uint8_t* __restrict__ mat,
217
- half* __restrict__ mul,
218
- const half* __restrict__ scales,
219
- const half* __restrict__ zeros,
220
- int batch,
221
- int heads,
222
- int vec_row,
223
- int height,
224
- int width
225
- );
226
-
227
-
228
- template <typename scalar_t>
229
- __global__ void VecQuant4BatchMatMulColumnCompressionKernel_old(
230
- const scalar_t* __restrict__ vec,
231
- const uint8_t* __restrict__ mat,
232
- scalar_t* __restrict__ mul,
233
- const scalar_t* __restrict__ scales,
234
- const scalar_t* __restrict__ zeros,
235
- int batch,
236
- int heads,
237
- int vec_row,
238
- int height,
239
- int width
240
- );
241
-
242
-
243
- __global__ void VecQuant8BatchMatMulKernel_faster(
244
- const half* __restrict__ vec,
245
- const uint8_t* __restrict__ mat,
246
- half* __restrict__ mul,
247
- const half* __restrict__ scales,
248
- const half* __restrict__ zeros,
249
- int batch,
250
- int heads,
251
- int vec_row,
252
- int vec_height,
253
- int height,
254
- int width
255
- );
256
-
257
-
258
- __global__ void VecQuant8BatchMatMulColumnCompressionKernel_faster(
259
- const half* __restrict__ vec,
260
- const uint8_t* __restrict__ mat,
261
- half* __restrict__ mul,
262
- const half* __restrict__ scales,
263
- const half* __restrict__ zeros,
264
- int batch,
265
- int heads,
266
- int vec_row,
267
- int height,
268
- int width
269
- );
270
-
271
- const int BLOCKWIDTH = 128;
272
- const int BLOCKHEIGHT8 = 32;
273
- const int BLOCKHEIGHT4 = 16;
274
- const int BLOCKHEIGHT_OLD4 = 128;
275
- //const int BLOCKHEIGHT_OLD8 = 128;
276
-
277
- __device__ inline unsigned int as_unsigned(int i) {
278
- return *reinterpret_cast<unsigned int*>(&i);
279
- }
280
-
281
- __device__ inline int as_int(int i) {
282
- return *reinterpret_cast<int*>(&i);
283
- }
284
-
285
- void vecquant8matmul_batched_column_compression_cuda(
286
- torch::Tensor vec,
287
- torch::Tensor mat,
288
- torch::Tensor mul,
289
- torch::Tensor scales,
290
- torch::Tensor zeros
291
- ) {
292
- int batch = vec.size(0);
293
- int heads = vec.size(1);
294
- int vec_row = vec.size(2);
295
- int height = vec.size(3);
296
- int width = mat.size(3) * 4;
297
-
298
- dim3 blocks(
299
- (height + BLOCKWIDTH - 1) / BLOCKWIDTH,
300
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
301
- );
302
- dim3 threads(BLOCKWIDTH);
303
-
304
- AT_DISPATCH_FLOATING_TYPES(
305
- vec.type(), "vecquant8matmul_batched_cuda", ([&] {
306
- VecQuant8BatchMatMulColumnCompressionKernel<<<blocks, threads>>>(
307
- vec.data<scalar_t>(), mat.data<int>(), mul.data<scalar_t>(),
308
- scales.data<scalar_t>(), zeros.data<int>(),
309
- batch, heads, vec_row, height, width
310
- );
311
- })
312
- );
313
-
314
- }
315
-
316
- template <typename scalar_t>
317
- __global__ void VecQuant8BatchMatMulColumnCompressionKernel(
318
- const scalar_t* __restrict__ vec,
319
- const int* __restrict__ mat,
320
- scalar_t* __restrict__ mul,
321
- const scalar_t* __restrict__ scales,
322
- const int* __restrict__ zeros,
323
- int batch,
324
- int heads,
325
- int vec_row,
326
- int height,
327
- int width
328
- ) {
329
- int weight_total = batch * heads * height * width / 4;
330
- int input_total = batch * heads * vec_row * height;
331
- int out_total = batch * heads * vec_row * width;
332
- int tid = threadIdx.x;
333
- // h is index of height with step being BLOCKWIDTH
334
- int h = BLOCKWIDTH * blockIdx.x;
335
- // w is index of width with step being 1
336
- int w = BLOCKWIDTH * blockIdx.y + tid;
337
- if (w >= width && tid >= height) {
338
- return;
339
- }
340
-
341
- __shared__ scalar_t blockvec[BLOCKWIDTH];
342
- int k;
343
- scalar_t w_tmp;
344
-
345
- float weight[BLOCKWIDTH];
346
-
347
- for (int b = 0; b < batch; ++b){
348
- for (int head = 0; head < heads; ++head){
349
- int batch_shift = b * heads + head;
350
- for (k = 0; k < BLOCKWIDTH && h + k < height; ++k){
351
- int i_w = (w / 4);
352
- int w_bit = (w % 4) * 8;
353
-
354
- int w_index = (batch_shift * height + h + k) * width / 4 + i_w;
355
- if (w_index >= weight_total || w >= width) {
356
- weight[k] = 0;
357
- } else {
358
- scalar_t scale = scales[batch_shift * height + h + k];
359
- scalar_t zero = zeros[batch_shift * height + h + k];
360
- w_tmp = ((as_unsigned(mat[w_index]) >> w_bit) & 0xFF);
361
- weight[k] = scale * (w_tmp - zero);
362
- }
363
- }
364
-
365
- scalar_t res;
366
- for (int vr = 0; vr < vec_row; ++vr){
367
- res = 0;
368
- int vec_index = (batch_shift * vec_row + vr) * height + blockIdx.x * BLOCKWIDTH + tid;
369
- if (vec_index < input_total) {
370
- blockvec[tid] = vec[vec_index];
371
- } else {
372
- blockvec[tid] = 0;
373
- }
374
-
375
- __syncthreads();
376
- for (k = 0; k < BLOCKWIDTH && h + k < height; ++k){
377
- // res is the dot product of BLOCKWIDTH elements (part of width)
378
- res += weight[k] * blockvec[k];
379
- }
380
- // add res to the final result, final matrix shape: (batch, vec_row, width)
381
- int out_index = (batch_shift * vec_row + vr) * width + w;
382
- if (out_index < out_total) {
383
- atomicAdd(&mul[out_index], res);
384
- }
385
- __syncthreads();
386
- }
387
- }
388
- }
389
- }
390
-
391
- void vecquant8matmul_batched_cuda(
392
- torch::Tensor vec,
393
- torch::Tensor mat,
394
- torch::Tensor mul,
395
- torch::Tensor scales,
396
- torch::Tensor zeros
397
- ) {
398
- int batch = vec.size(0);
399
- int heads = vec.size(1);
400
- int vec_row = vec.size(2);
401
- int vec_height = vec.size(3);
402
- int height = mat.size(2);
403
- int width = mat.size(3);
404
- int zero_width = zeros.size(2);
405
-
406
- dim3 blocks(
407
- (height + BLOCKHEIGHT8 - 1) / BLOCKHEIGHT8,
408
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
409
- );
410
- dim3 threads(BLOCKWIDTH);
411
-
412
- AT_DISPATCH_FLOATING_TYPES(
413
- vec.type(), "vecquant8matmul_batched_cuda", ([&] {
414
- VecQuant8BatchMatMulKernel<<<blocks, threads>>>(
415
- vec.data<scalar_t>(), mat.data<int>(), mul.data<scalar_t>(),
416
- scales.data<scalar_t>(), zeros.data<int>(),
417
- batch, heads, vec_row, vec_height, height, width, zero_width
418
- );
419
- })
420
- );
421
-
422
- }
423
-
424
- template <typename scalar_t>
425
- __global__ void VecQuant8BatchMatMulKernel(
426
- const scalar_t* __restrict__ vec,
427
- const int* __restrict__ mat,
428
- scalar_t* __restrict__ mul,
429
- const scalar_t* __restrict__ scales,
430
- const int* __restrict__ zeros,
431
- int batch,
432
- int heads,
433
- int vec_row,
434
- int vec_height,
435
- int height,
436
- int width,
437
- int zero_width
438
- ) {
439
- int weight_total = batch * heads * height * width;
440
- int input_total = batch * heads * vec_row * vec_height;
441
- int out_total = batch * heads * vec_row * width;
442
- int tid = threadIdx.x;
443
- // h is index of height with step being BLOCKHEIGHT8
444
- int h = BLOCKHEIGHT8 * blockIdx.x;
445
- // w is index of width with step being 1
446
- int w = BLOCKWIDTH * blockIdx.y + tid;
447
- if (w >= width && tid >= vec_height) {
448
- return;
449
- }
450
-
451
- __shared__ scalar_t blockvec[BLOCKWIDTH];
452
- // i is index of mat of block first row
453
- int i = width * h + w;
454
- // if (i >= width * height) {
455
- // return;
456
- // }
457
- int k;
458
- scalar_t w_tmp;
459
-
460
- int z_w = w / 4;
461
- int z_mod = (w % 4) * 8;
462
-
463
- float weight[BLOCKWIDTH];
464
-
465
- for (int b = 0; b < batch; ++b){
466
- for (int head = 0; head < heads; ++head){
467
- int batch_shift = b * heads + head;
468
- for (k = 0; k < BLOCKWIDTH && h * 4 + k < vec_height; ++k){
469
- int k_w = (k / 4);
470
- int k_bit = (k % 4) * 8;
471
-
472
- int w_index = batch_shift * height * width + i + (k_w * width);
473
- if (w_index >= weight_total || w >= width) {
474
- weight[k] = 0;
475
- } else {
476
- scalar_t scale = scales[batch_shift * width + w];
477
- scalar_t zero;
478
- if (zero_width == width) {
479
- zero = zeros[batch_shift * width + w];
480
- } else {
481
- zero = scalar_t(((as_unsigned(zeros[batch_shift * zero_width + z_w]) >> z_mod) & 0xFF) + 1);
482
- }
483
- w_tmp = ((as_unsigned(mat[w_index]) >> k_bit) & 0xFF);
484
- weight[k] = scale * (w_tmp - zero);
485
- }
486
- }
487
-
488
- scalar_t res;
489
- for (int vr = 0; vr < vec_row; ++vr){
490
- res = 0;
491
- int vec_index = (batch_shift * vec_row + vr) * vec_height + blockIdx.x * BLOCKWIDTH + tid;
492
- if (vec_index < input_total) {
493
- blockvec[tid] = vec[vec_index];
494
- } else {
495
- blockvec[tid] = 0;
496
- }
497
-
498
- __syncthreads();
499
- for (k = 0; k < BLOCKWIDTH && h * 4 + k < vec_height; ++k){
500
- // res is the dot product of BLOCKWIDTH elements (part of width)
501
- res += weight[k] * blockvec[k];
502
- }
503
- // add res to the final result, final matrix shape: (batch, vec_row, width)
504
- int out_index = (batch_shift * vec_row + vr) * width + w;
505
- if (out_index < out_total) {
506
- atomicAdd(&mul[out_index], res);
507
- }
508
- __syncthreads();
509
- }
510
- }
511
- }
512
- }
513
-
514
-
515
- void vecquant8matmul_cuda(
516
- torch::Tensor vec,
517
- torch::Tensor mat,
518
- torch::Tensor mul,
519
- torch::Tensor scales,
520
- torch::Tensor zeros,
521
- torch::Tensor g_idx
522
- ) {
523
- int batch = vec.size(0);
524
- int vec_height = vec.size(1);
525
- int height = mat.size(0);
526
- int width = mat.size(1);
527
- int zero_width = zeros.size(1);
528
-
529
- dim3 blocks(
530
- (height + BLOCKHEIGHT8 - 1) / BLOCKHEIGHT8,
531
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
532
- );
533
- dim3 threads(BLOCKWIDTH);
534
-
535
- AT_DISPATCH_FLOATING_TYPES(
536
- vec.type(), "vecquant8matmul_cuda", ([&] {
537
- VecQuant8MatMulKernel<<<blocks, threads>>>(
538
- vec.data<scalar_t>(), mat.data<int>(), mul.data<scalar_t>(),
539
- scales.data<scalar_t>(), zeros.data<int>(), g_idx.data<int>(),
540
- batch, vec_height, height, width, zero_width
541
- );
542
- })
543
- );
544
- }
545
-
546
- template <typename scalar_t>
547
- __global__ void VecQuant8MatMulKernel(
548
- const scalar_t* __restrict__ vec,
549
- const int* __restrict__ mat,
550
- scalar_t* __restrict__ mul,
551
- const scalar_t* __restrict__ scales,
552
- const int* __restrict__ zeros,
553
- const int* __restrict__ g_idx,
554
- int batch,
555
- int vec_height,
556
- int height,
557
- int width,
558
- int zero_width
559
- ) {
560
- int h = BLOCKHEIGHT8 * blockIdx.x;
561
- int w = BLOCKWIDTH * blockIdx.y + threadIdx.x;
562
-
563
- __shared__ scalar_t blockvec[BLOCKWIDTH];
564
- int i = width * h + w;
565
- int g_h = h * 4;
566
- int k;
567
- unsigned int g;
568
- scalar_t w_tmp;
569
-
570
- int z_w = w / 4;
571
- int z_mod = (w % 4) * 8;
572
-
573
- float weight[BLOCKWIDTH];
574
-
575
- for (k = 0; k < BLOCKWIDTH; ++k){
576
- int k_w = (k / 4);
577
- int k_bit = (k % 4) * 8;
578
-
579
- g = as_int(g_idx[g_h + k]);
580
- scalar_t scale = scales[g * width + w];
581
- scalar_t zero = scalar_t(((as_unsigned(zeros[g * zero_width + z_w]) >> z_mod) & 0xFF) + 1);
582
-
583
- w_tmp = ((as_unsigned(mat[i + (k_w * width)]) >> k_bit) & 0xFF);
584
-
585
- weight[k] = scale * (w_tmp - zero);
586
- }
587
-
588
-
589
- scalar_t res;
590
- for (int b = 0; b < batch; ++b){
591
- res = 0;
592
- blockvec[threadIdx.x] = vec[b * vec_height + blockIdx.x * BLOCKWIDTH + threadIdx.x];
593
- __syncthreads();
594
- for (k = 0; k < BLOCKWIDTH; ++k){
595
- res += weight[k] * blockvec[k];
596
- }
597
- atomicAdd(&mul[b * width + w], res);
598
- __syncthreads();
599
- }
600
- }
601
-
602
-
603
-
604
- void vecquant4matmul_batched_cuda(
605
- torch::Tensor vec,
606
- torch::Tensor mat,
607
- torch::Tensor mul,
608
- torch::Tensor scales,
609
- torch::Tensor zeros
610
- ) {
611
- int batch = vec.size(0);
612
- int heads = vec.size(1);
613
- int vec_row = vec.size(2);
614
- int vec_height = vec.size(3);
615
- int height = mat.size(2);
616
- int width = mat.size(3);
617
- int zero_width = zeros.size(2);
618
-
619
- dim3 blocks(
620
- (height + BLOCKHEIGHT4 - 1) / BLOCKHEIGHT4,
621
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
622
- );
623
- dim3 threads(BLOCKWIDTH);
624
-
625
- AT_DISPATCH_FLOATING_TYPES(
626
- vec.type(), "vecquant4matmul_batched_cuda", ([&] {
627
- VecQuant4BatchMatMulKernel<<<blocks, threads>>>(
628
- vec.data<scalar_t>(), mat.data<int>(), mul.data<scalar_t>(),
629
- scales.data<scalar_t>(), zeros.data<int>(),
630
- batch, heads, vec_row, vec_height, height, width, zero_width
631
- );
632
- })
633
- );
634
-
635
- }
636
-
637
- template <typename scalar_t>
638
- __global__ void VecQuant4BatchMatMulKernel(
639
- const scalar_t* __restrict__ vec,
640
- const int* __restrict__ mat,
641
- scalar_t* __restrict__ mul,
642
- const scalar_t* __restrict__ scales,
643
- const int* __restrict__ zeros,
644
- int batch,
645
- int heads,
646
- int vec_row,
647
- int vec_height,
648
- int height,
649
- int width,
650
- int zero_width
651
- ) {
652
- int weight_total = batch * heads * height * width;
653
- int input_total = batch * heads * vec_row * vec_height;
654
- int out_total = batch * heads * vec_row * width;
655
- int tid = threadIdx.x;
656
- // h is index of height with step being BLOCKHEIGHT4
657
- int h = BLOCKHEIGHT4 * blockIdx.x;
658
- // w is index of width with step being 1
659
- int w = BLOCKWIDTH * blockIdx.y + tid;
660
- if (w >= width && tid >= vec_height) {
661
- return;
662
- }
663
-
664
- __shared__ scalar_t blockvec[BLOCKWIDTH];
665
- // i is index of mat of block first row
666
- int i = width * h + w;
667
- int k;
668
- scalar_t w_tmp;
669
-
670
- int z_w = w / 8;
671
- int z_mod = (w % 8) * 4;
672
-
673
- float weight[BLOCKWIDTH];
674
-
675
- for (int b = 0; b < batch; ++b){
676
- for (int head = 0; head < heads; ++head){
677
- int batch_shift = b * heads + head;
678
- for (k = 0; k < BLOCKWIDTH && h * 8 + k < vec_height; ++k){
679
- int k_w = (k / 8);
680
- int k_bit = (k % 8) * 4;
681
-
682
- int w_index = batch_shift * height * width + i + (k_w * width);
683
- if (w_index >= weight_total || w >= width) {
684
- weight[k] = 0;
685
- } else {
686
- scalar_t scale = scales[batch_shift * width + w];
687
- scalar_t zero;
688
- if (zero_width == width) {
689
- zero = zeros[batch_shift * width + w];
690
- } else {
691
- zero = scalar_t(((as_unsigned(zeros[batch_shift * zero_width + z_w]) >> z_mod) & 0xF));
692
- }
693
- w_tmp = ((as_unsigned(mat[w_index]) >> k_bit) & 0xF);
694
- weight[k] = scale * (w_tmp - zero);
695
- }
696
- }
697
-
698
- scalar_t res;
699
- for (int vr = 0; vr < vec_row; ++vr){
700
- res = 0;
701
- int vec_index = (batch_shift * vec_row + vr) * vec_height + blockIdx.x * BLOCKWIDTH + tid;
702
- if (vec_index < input_total) {
703
- blockvec[tid] = vec[vec_index];
704
- } else {
705
- blockvec[tid] = 0;
706
- }
707
-
708
- __syncthreads();
709
- for (k = 0; k < BLOCKWIDTH && h * 8 + k < vec_height; ++k){
710
- // res is the dot product of BLOCKWIDTH elements (part of width)
711
- res += weight[k] * blockvec[k];
712
- }
713
- // add res to the final result, final matrix shape: (batch, vec_row, width)
714
- int out_index = (batch_shift * vec_row + vr) * width + w;
715
- if (out_index < out_total) {
716
- atomicAdd(&mul[out_index], res);
717
- }
718
- __syncthreads();
719
- }
720
- }
721
- }
722
- }
723
-
724
-
725
-
726
- void vecquant4matmul_batched_column_compression_cuda(
727
- torch::Tensor vec,
728
- torch::Tensor mat,
729
- torch::Tensor mul,
730
- torch::Tensor scales,
731
- torch::Tensor zeros
732
- ) {
733
- int batch = vec.size(0);
734
- int heads = vec.size(1);
735
- int vec_row = vec.size(2);
736
- int height = vec.size(3);
737
- int width = mat.size(3) * 8;
738
-
739
- dim3 blocks(
740
- (height + BLOCKWIDTH - 1) / BLOCKWIDTH,
741
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
742
- );
743
- dim3 threads(BLOCKWIDTH);
744
-
745
- AT_DISPATCH_FLOATING_TYPES(
746
- vec.type(), "vecquant4matmul_batched_cuda", ([&] {
747
- VecQuant4BatchMatMulColumnCompressionKernel<<<blocks, threads>>>(
748
- vec.data<scalar_t>(), mat.data<int>(), mul.data<scalar_t>(),
749
- scales.data<scalar_t>(), zeros.data<int>(),
750
- batch, heads, vec_row, height, width
751
- );
752
- })
753
- );
754
-
755
- }
756
-
757
- template <typename scalar_t>
758
- __global__ void VecQuant4BatchMatMulColumnCompressionKernel(
759
- const scalar_t* __restrict__ vec,
760
- const int* __restrict__ mat,
761
- scalar_t* __restrict__ mul,
762
- const scalar_t* __restrict__ scales,
763
- const int* __restrict__ zeros,
764
- int batch,
765
- int heads,
766
- int vec_row,
767
- int height,
768
- int width
769
- ) {
770
- int weight_total = batch * heads * height * width / 8;
771
- int input_total = batch * heads * vec_row * height;
772
- int out_total = batch * heads * vec_row * width;
773
- int tid = threadIdx.x;
774
- // h is index of height with step being BLOCKWIDTH
775
- int h = BLOCKWIDTH * blockIdx.x;
776
- // w is index of width with step being 1
777
- int w = BLOCKWIDTH * blockIdx.y + tid;
778
- if (w >= width && tid >= height) {
779
- return;
780
- }
781
-
782
- __shared__ scalar_t blockvec[BLOCKWIDTH];
783
- int k;
784
- scalar_t w_tmp;
785
-
786
- float weight[BLOCKWIDTH];
787
-
788
- for (int b = 0; b < batch; ++b){
789
- for (int head = 0; head < heads; ++head){
790
- int batch_shift = b * heads + head;
791
- for (k = 0; k < BLOCKWIDTH && h + k < height; ++k){
792
- int i_w = (w / 8);
793
- int w_bit = (w % 8) * 4;
794
-
795
- int w_index = (batch_shift * height + h + k) * width / 8 + i_w;
796
- if (w_index >= weight_total || w >= width) {
797
- weight[k] = 0;
798
- } else {
799
- scalar_t scale = scales[batch_shift * height + h + k];
800
- scalar_t zero = zeros[batch_shift * height + h + k];
801
- w_tmp = ((as_unsigned(mat[w_index]) >> w_bit) & 0xF);
802
- weight[k] = scale * (w_tmp - zero);
803
- }
804
- }
805
-
806
- scalar_t res;
807
- for (int vr = 0; vr < vec_row; ++vr){
808
- res = 0;
809
- int vec_index = (batch_shift * vec_row + vr) * height + blockIdx.x * BLOCKWIDTH + tid;
810
- if (vec_index < input_total) {
811
- blockvec[tid] = vec[vec_index];
812
- } else {
813
- blockvec[tid] = 0;
814
- }
815
-
816
- __syncthreads();
817
- for (k = 0; k < BLOCKWIDTH && h + k < height; ++k){
818
- // res is the dot product of BLOCKWIDTH elements (part of width)
819
- res += weight[k] * blockvec[k];
820
- }
821
- // add res to the final result, final matrix shape: (batch, vec_row, width)
822
- int out_index = (batch_shift * vec_row + vr) * width + w;
823
- if (out_index < out_total) {
824
- atomicAdd(&mul[out_index], res);
825
- }
826
- __syncthreads();
827
- }
828
- }
829
- }
830
- }
831
-
832
-
833
- void vecquant8matmul_batched_old_cuda(
834
- torch::Tensor vec,
835
- torch::Tensor mat,
836
- torch::Tensor mul,
837
- torch::Tensor scales,
838
- torch::Tensor zeros
839
- ) {
840
- int batch = vec.size(0);
841
- int heads = vec.size(1);
842
- int vec_row = vec.size(2);
843
- int vec_height = vec.size(3);
844
- int height = mat.size(2);
845
- int width = mat.size(3);
846
- int zero_width = zeros.size(2);
847
-
848
- dim3 blocks(
849
- (height + BLOCKWIDTH - 1) / BLOCKWIDTH,
850
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
851
- );
852
- dim3 threads(BLOCKWIDTH);
853
-
854
- AT_DISPATCH_FLOATING_TYPES(
855
- vec.type(), "vecquant8matmul_batched_old_cuda", ([&] {
856
- VecQuant8BatchMatMulKernel_old<<<blocks, threads>>>(
857
- vec.data<scalar_t>(), mat.data<uint8_t>(), mul.data<scalar_t>(),
858
- scales.data<scalar_t>(), zeros.data<scalar_t>(),
859
- batch, heads, vec_row, vec_height, height, width, zero_width
860
- );
861
- })
862
- );
863
- }
864
-
865
-
866
- template <typename scalar_t>
867
- __global__ void VecQuant8BatchMatMulKernel_old(
868
- const scalar_t* __restrict__ vec,
869
- const uint8_t* __restrict__ mat,
870
- scalar_t* __restrict__ mul,
871
- const scalar_t* __restrict__ scales,
872
- const scalar_t* __restrict__ zeros,
873
- int batch,
874
- int heads,
875
- int vec_row,
876
- int vec_height,
877
- int height,
878
- int width,
879
- int zero_width
880
- ) {
881
- int weight_total = batch * heads * height * width;
882
- int input_total = batch * heads * vec_row * vec_height;
883
- int out_total = batch * heads * vec_row * width;
884
- int tid = threadIdx.x;
885
- // h is index of height with step being BLOCKHEIGHT8
886
- int h = BLOCKWIDTH * blockIdx.x;
887
- // w is index of width with step being 1
888
- int w = BLOCKWIDTH * blockIdx.y + tid;
889
- if (w >= width && tid >= vec_height) {
890
- return;
891
- }
892
-
893
- __shared__ scalar_t blockvec[BLOCKWIDTH];
894
- // i is index of mat of block first row
895
- int i = width * h + w;
896
- int k;
897
- scalar_t w_tmp;
898
-
899
- float weight[BLOCKWIDTH];
900
- for (int b = 0; b < batch; ++b){
901
- for (int head = 0; head < heads; ++head){
902
- int batch_shift = b * heads + head;
903
- for (k = 0; k < BLOCKWIDTH && h + k < vec_height; ++k){
904
- int k_w = k;
905
- int w_index = batch_shift * height * width + i + (k_w * width);
906
- if (w_index >= weight_total || w >= width) {
907
- weight[k] = 0;
908
- } else {
909
- scalar_t scale = scales[batch_shift * width + w];
910
- scalar_t zero = zeros[batch_shift * width + w];
911
- w_tmp = as_unsigned(mat[w_index]);
912
- weight[k] = scale * (w_tmp - zero);
913
- }
914
- }
915
-
916
- scalar_t res;
917
- for (int vr = 0; vr < vec_row; ++vr){
918
- res = 0;
919
- int vec_index = (batch_shift * vec_row + vr) * vec_height + blockIdx.x * BLOCKWIDTH + tid;
920
- if (vec_index < input_total) {
921
- blockvec[tid] = vec[vec_index];
922
- } else {
923
- blockvec[tid] = 0;
924
- }
925
-
926
- __syncthreads();
927
- for (k = 0; k < BLOCKWIDTH && h + k < vec_height; ++k){
928
- // res is the dot product of BLOCKWIDTH elements (part of width)
929
- res += weight[k] * blockvec[k];
930
- }
931
- // add res to the final result, final matrix shape: (batch, vec_row, width)
932
- int out_index = (batch_shift * vec_row + vr) * width + w;
933
- if (out_index < out_total) {
934
- atomicAdd(&mul[out_index], res);
935
- }
936
- __syncthreads();
937
- }
938
- }
939
- }
940
- }
941
-
942
-
943
-
944
- void vecquant8matmul_batched_faster_cuda(
945
- torch::Tensor vec,
946
- torch::Tensor mat,
947
- torch::Tensor mul,
948
- torch::Tensor scales,
949
- torch::Tensor zeros
950
- ) {
951
- int batch = vec.size(0);
952
- int heads = vec.size(1);
953
- int vec_row = vec.size(2);
954
- int vec_height = vec.size(3);
955
- int height = mat.size(2);
956
- int width = mat.size(3);
957
- int zero_width = zeros.size(2);
958
-
959
- dim3 blocks(
960
- (height + BLOCKWIDTH - 1) / BLOCKWIDTH,
961
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
962
- );
963
- dim3 threads(BLOCKWIDTH);
964
-
965
- VecQuant8BatchMatMulKernel_faster<<<blocks, threads>>>(
966
- (half*) vec.data_ptr(),
967
- (uint8_t*) mat.data_ptr(),
968
- (half*) mul.data_ptr(),
969
- (half*) scales.data_ptr(),
970
- (half*) zeros.data_ptr(),
971
- batch, heads, vec_row, vec_height, height, width, zero_width
972
- );
973
- }
974
-
975
-
976
-
977
- __global__ void VecQuant8BatchMatMulKernel_faster(
978
- const half* __restrict__ vec,
979
- const uint8_t* __restrict__ mat,
980
- half* __restrict__ mul,
981
- const half* __restrict__ scales,
982
- const half* __restrict__ zeros,
983
- int batch,
984
- int heads,
985
- int vec_row,
986
- int vec_height,
987
- int height,
988
- int width,
989
- int zero_width
990
- ) {
991
- //int weight_total = batch * heads * height * width;
992
- int input_total = batch * heads * vec_row * vec_height;
993
- int out_total = batch * heads * vec_row * width;
994
- int tid = threadIdx.x;
995
- int h = BLOCKWIDTH * blockIdx.x;
996
- int w = BLOCKWIDTH * blockIdx.y + tid;
997
- if (w >= width && tid >= height) {
998
- return;
999
- }
1000
-
1001
- __shared__ float blockvec[BLOCKWIDTH];
1002
- int i = width * h + w;
1003
- int k;
1004
- float w_tmp;
1005
-
1006
- float weight[BLOCKWIDTH];
1007
- for (int b = 0; b < batch; ++b){
1008
- for (int head = 0; head < heads; ++head){
1009
- int batch_shift = b * heads + head;
1010
- for (k = 0; k < BLOCKWIDTH && h + k < vec_height; ++k){
1011
- int k_w = k;
1012
- int w_index = batch_shift * height * width + i + (k_w * width);
1013
- float scale = __half2float(scales[batch_shift * width + w]);
1014
- float zero = __half2float(zeros[batch_shift * width + w]);
1015
- w_tmp = as_unsigned(mat[w_index]);
1016
- weight[k] = scale *(w_tmp-zero);
1017
- }
1018
-
1019
- float res;
1020
- for (int vr = 0; vr < vec_row; ++vr){
1021
- res = 0;
1022
- int vec_index = (batch_shift * vec_row + vr) * vec_height + blockIdx.x * BLOCKWIDTH + tid;
1023
- if (vec_index < input_total) {
1024
- blockvec[tid] = __half2float(vec[vec_index]);
1025
- } else {
1026
- blockvec[tid] = 0;
1027
- }
1028
- __syncthreads();
1029
- for (k = 0; k < BLOCKWIDTH && h + k < vec_height; ++k){
1030
- float temp_res = weight[k]*blockvec[k];
1031
- res += temp_res;
1032
- }
1033
- int out_index = (batch_shift * vec_row + vr) * width + w;
1034
- if (out_index < out_total) {
1035
- atomicAdd(&mul[out_index], __float2half(res));
1036
- }
1037
- __syncthreads();
1038
- }
1039
- }
1040
- }
1041
- }
1042
-
1043
-
1044
-
1045
-
1046
- void vecquant8matmul_batched_column_compression_faster_cuda(
1047
- torch::Tensor vec,
1048
- torch::Tensor mat,
1049
- torch::Tensor mul,
1050
- torch::Tensor scales,
1051
- torch::Tensor zeros
1052
- ) {
1053
- int batch = vec.size(0);
1054
- int heads = vec.size(1);
1055
- int vec_row = vec.size(2);
1056
- int height = vec.size(3);
1057
- int width = mat.size(3);
1058
-
1059
- dim3 blocks(
1060
- (height + BLOCKWIDTH - 1) / BLOCKWIDTH,
1061
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
1062
- );
1063
- dim3 threads(BLOCKWIDTH);
1064
-
1065
- VecQuant8BatchMatMulColumnCompressionKernel_faster<<<blocks, threads>>>(
1066
- (half*) vec.data_ptr(),
1067
- (uint8_t*) mat.data_ptr(),
1068
- (half*) mul.data_ptr(),
1069
- (half*) scales.data_ptr(),
1070
- (half*) zeros.data_ptr(),
1071
- batch, heads, vec_row, height, width
1072
- );
1073
-
1074
- }
1075
-
1076
- __global__ void VecQuant8BatchMatMulColumnCompressionKernel_faster(
1077
- const half* __restrict__ vec,
1078
- const uint8_t* __restrict__ mat,
1079
- half* __restrict__ mul,
1080
- const half* __restrict__ scales,
1081
- const half* __restrict__ zeros,
1082
- int batch,
1083
- int heads,
1084
- int vec_row,
1085
- int height,
1086
- int width
1087
- ) {
1088
- //int weight_total = batch * heads * height * width;
1089
- int input_total = batch * heads * vec_row * height;
1090
- int out_total = batch * heads * vec_row * width;
1091
- int tid = threadIdx.x;
1092
- int h = BLOCKWIDTH * blockIdx.x;
1093
- int w = BLOCKWIDTH * blockIdx.y + tid;
1094
- if (w >= width && tid >= height) {
1095
- return;
1096
- }
1097
-
1098
- __shared__ float blockvec[BLOCKWIDTH];
1099
- int k;
1100
- float w_tmp;
1101
- float weight[BLOCKWIDTH];
1102
-
1103
- for (int b = 0; b < batch; ++b){
1104
- for (int head = 0; head < heads; ++head){
1105
- int batch_shift = b * heads + head;
1106
- for (k = 0; k < BLOCKWIDTH; ++k){
1107
- int w_index = (batch_shift * height + h + k) * width + w;
1108
- float scale = __half2float(scales[batch_shift * height + h + k]);
1109
- float zero = __half2float(zeros[batch_shift * height + h + k]);
1110
- w_tmp = mat[w_index];
1111
- weight[k] = scale * (w_tmp-zero);
1112
- }
1113
-
1114
- float res;
1115
- for (int vr = 0; vr < vec_row; ++vr){
1116
- res = 0;
1117
- int vec_index = (batch_shift * vec_row + vr) * height + blockIdx.x * BLOCKWIDTH + tid;
1118
- if (vec_index < input_total) {
1119
- blockvec[tid] = __half2float(vec[vec_index]);
1120
- } else {
1121
- blockvec[tid] = 0;
1122
- }
1123
- __syncthreads();
1124
- for (k = 0; k < BLOCKWIDTH; ++k){
1125
- res += weight[k]*blockvec[k];
1126
- }
1127
- int out_index = (batch_shift * vec_row + vr) * width + w;
1128
- if (out_index < out_total) {
1129
- atomicAdd(&mul[out_index], __float2half(res));
1130
- }
1131
- __syncthreads();
1132
- }
1133
- }
1134
- }
1135
- }
1136
-
1137
-
1138
-
1139
- void vecquant8matmul_batched_column_compression_old_cuda(
1140
- torch::Tensor vec,
1141
- torch::Tensor mat,
1142
- torch::Tensor mul,
1143
- torch::Tensor scales,
1144
- torch::Tensor zeros
1145
- ) {
1146
- int batch = vec.size(0);
1147
- int heads = vec.size(1);
1148
- int vec_row = vec.size(2);
1149
- int height = vec.size(3);
1150
- int width = mat.size(3);
1151
-
1152
- dim3 blocks(
1153
- (height + BLOCKWIDTH - 1) / BLOCKWIDTH,
1154
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
1155
- );
1156
- dim3 threads(BLOCKWIDTH);
1157
-
1158
- AT_DISPATCH_FLOATING_TYPES(
1159
- vec.type(), "vecquant8matmul_batched_column_compression_old_cuda", ([&] {
1160
- VecQuant8BatchMatMulColumnCompressionKernel_old<<<blocks, threads>>>(
1161
- vec.data<scalar_t>(), mat.data<uint8_t>(), mul.data<scalar_t>(),
1162
- scales.data<scalar_t>(), zeros.data<scalar_t>(),
1163
- batch, heads, vec_row, height, width
1164
- );
1165
- })
1166
- );
1167
-
1168
- }
1169
-
1170
- template <typename scalar_t>
1171
- __global__ void VecQuant8BatchMatMulColumnCompressionKernel_old(
1172
- const scalar_t* __restrict__ vec,
1173
- const uint8_t* __restrict__ mat,
1174
- scalar_t* __restrict__ mul,
1175
- const scalar_t* __restrict__ scales,
1176
- const scalar_t* __restrict__ zeros,
1177
- int batch,
1178
- int heads,
1179
- int vec_row,
1180
- int height,
1181
- int width
1182
- ) {
1183
- int weight_total = batch * heads * height * width;
1184
- int input_total = batch * heads * vec_row * height;
1185
- int out_total = batch * heads * vec_row * width;
1186
- int tid = threadIdx.x;
1187
- // h is index of height with step being BLOCKWIDTH
1188
- int h = BLOCKWIDTH * blockIdx.x;
1189
- // w is index of width with step being 1
1190
- int w = BLOCKWIDTH * blockIdx.y + tid;
1191
- if (w >= width && tid >= height) {
1192
- return;
1193
- }
1194
-
1195
- __shared__ scalar_t blockvec[BLOCKWIDTH];
1196
- int k;
1197
- scalar_t w_tmp;
1198
-
1199
- float weight[BLOCKWIDTH];
1200
-
1201
- for (int b = 0; b < batch; ++b){
1202
- for (int head = 0; head < heads; ++head){
1203
- int batch_shift = b * heads + head;
1204
- for (k = 0; k < BLOCKWIDTH && h + k < height; ++k){
1205
- int w_index = (batch_shift * height + h + k) * width + w;
1206
- if (w_index >= weight_total || w >= width) {
1207
- weight[k] = 0;
1208
- } else {
1209
- scalar_t scale = scales[batch_shift * height + h + k];
1210
- scalar_t zero = zeros[batch_shift * height + h + k];
1211
- w_tmp = mat[w_index];
1212
- weight[k] = scale * (w_tmp - zero);
1213
- }
1214
- }
1215
-
1216
- scalar_t res;
1217
- for (int vr = 0; vr < vec_row; ++vr){
1218
- res = 0;
1219
- int vec_index = (batch_shift * vec_row + vr) * height + blockIdx.x * BLOCKWIDTH + tid;
1220
- if (vec_index < input_total) {
1221
- blockvec[tid] = vec[vec_index];
1222
- } else {
1223
- blockvec[tid] = 0;
1224
- }
1225
-
1226
- __syncthreads();
1227
- for (k = 0; k < BLOCKWIDTH && h + k < height; ++k){
1228
- // res is the dot product of BLOCKWIDTH elements (part of width)
1229
- res += weight[k] * blockvec[k];
1230
- }
1231
- // add res to the final result, final matrix shape: (batch, vec_row, width)
1232
- int out_index = (batch_shift * vec_row + vr) * width + w;
1233
- if (out_index < out_total) {
1234
- atomicAdd(&mul[out_index], res);
1235
- }
1236
- __syncthreads();
1237
- }
1238
- }
1239
- }
1240
- }
1241
-
1242
-
1243
- void vecquant4matmul_batched_old_cuda(
1244
- torch::Tensor vec,
1245
- torch::Tensor mat,
1246
- torch::Tensor mul,
1247
- torch::Tensor scales,
1248
- torch::Tensor zeros
1249
- ) {
1250
- int batch = vec.size(0);
1251
- int heads = vec.size(1);
1252
- int vec_row = vec.size(2);
1253
- int vec_height = vec.size(3);
1254
- int height = mat.size(2);
1255
- int width = mat.size(3);
1256
- int zero_width = zeros.size(2);
1257
-
1258
- dim3 blocks(
1259
- (height + BLOCKHEIGHT_OLD4 - 1) / BLOCKHEIGHT_OLD4,
1260
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
1261
- );
1262
- dim3 threads(BLOCKWIDTH);
1263
-
1264
- AT_DISPATCH_FLOATING_TYPES(
1265
- vec.type(), "vecquant4matmul_batched_old_cuda", ([&] {
1266
- VecQuant4BatchMatMulKernel_old<<<blocks, threads>>>(
1267
- vec.data<scalar_t>(), mat.data<uint8_t>(), mul.data<scalar_t>(),
1268
- scales.data<scalar_t>(), zeros.data<scalar_t>(),
1269
- batch, heads, vec_row, vec_height, height, width, zero_width
1270
- );
1271
- })
1272
- );
1273
-
1274
- }
1275
-
1276
- template <typename scalar_t>
1277
- __global__ void VecQuant4BatchMatMulKernel_old(
1278
- const scalar_t* __restrict__ vec,
1279
- const uint8_t* __restrict__ mat,
1280
- scalar_t* __restrict__ mul,
1281
- const scalar_t* __restrict__ scales,
1282
- const scalar_t* __restrict__ zeros,
1283
- int batch,
1284
- int heads,
1285
- int vec_row,
1286
- int vec_height,
1287
- int height,
1288
- int width,
1289
- int zero_width
1290
- ) {
1291
- int weight_total = batch * heads * height * width;
1292
- int input_total = batch * heads * vec_row * vec_height;
1293
- int out_total = batch * heads * vec_row * width;
1294
- int tid = threadIdx.x;
1295
- // h is index of height with step being BLOCKHEIGHT_OLD4
1296
- int h = BLOCKHEIGHT_OLD4 * blockIdx.x;
1297
- // w is index of width with step being 1
1298
- int w = BLOCKWIDTH * blockIdx.y + tid;
1299
- if (w >= width && tid >= vec_height) {
1300
- return;
1301
- }
1302
-
1303
- __shared__ scalar_t blockvec[BLOCKWIDTH];
1304
- // i is index of mat of block first row
1305
- int i = width * h + w;
1306
- int k;
1307
- scalar_t w_tmp;
1308
-
1309
- float weight[BLOCKWIDTH];
1310
- for (int b = 0; b < batch; ++b){
1311
- for (int head = 0; head < heads; ++head){
1312
- int batch_shift = b * heads + head;
1313
- for (k = 0; k < BLOCKWIDTH && h*2 + k < vec_height; ++k){
1314
- int k_w = (k / 2);
1315
- int k_bit = (k % 2) * 4;
1316
- int w_index = batch_shift * height * width + i + (k_w * width);
1317
- if (w_index >= weight_total || w >= width) {
1318
- weight[k] = 0;
1319
- } else {
1320
- scalar_t scale = scales[batch_shift * width + w];
1321
- scalar_t zero = zeros[batch_shift * width + w];
1322
- w_tmp = ((as_unsigned(mat[w_index]) >> k_bit) & 0xF);
1323
- weight[k] = scale * (w_tmp - zero);
1324
- }
1325
- }
1326
-
1327
- scalar_t res;
1328
- for (int vr = 0; vr < vec_row; ++vr){
1329
- res = 0;
1330
- int vec_index = (batch_shift * vec_row + vr) * vec_height + blockIdx.x * BLOCKWIDTH + tid;
1331
- if (vec_index < input_total) {
1332
- blockvec[tid] = vec[vec_index];
1333
- } else {
1334
- blockvec[tid] = 0;
1335
- }
1336
-
1337
- __syncthreads();
1338
- for (k = 0; k < BLOCKWIDTH && h*2 + k < vec_height; ++k){
1339
- // res is the dot product of BLOCKWIDTH elements (part of width)
1340
- res += weight[k] * blockvec[k];
1341
- }
1342
- // add res to the final result, final matrix shape: (batch, vec_row, width)
1343
- int out_index = (batch_shift * vec_row + vr) * width + w;
1344
- if (out_index < out_total) {
1345
- atomicAdd(&mul[out_index], res);
1346
- }
1347
- __syncthreads();
1348
- }
1349
- }
1350
- }
1351
- }
1352
-
1353
-
1354
-
1355
-
1356
-
1357
- void vecquant4matmul_batched_column_compression_old_cuda(
1358
- torch::Tensor vec,
1359
- torch::Tensor mat,
1360
- torch::Tensor mul,
1361
- torch::Tensor scales,
1362
- torch::Tensor zeros
1363
- ) {
1364
- int batch = vec.size(0);
1365
- int heads = vec.size(1);
1366
- int vec_row = vec.size(2);
1367
- int height = vec.size(3);
1368
- int width = mat.size(3);
1369
-
1370
- dim3 blocks(
1371
- (height + BLOCKHEIGHT_OLD4 - 1) / BLOCKHEIGHT_OLD4,
1372
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
1373
- );
1374
- dim3 threads(BLOCKWIDTH);
1375
-
1376
- AT_DISPATCH_FLOATING_TYPES(
1377
- vec.type(), "vecquant4matmul_batched_column_compression_old_cuda", ([&] {
1378
- VecQuant4BatchMatMulColumnCompressionKernel_old<<<blocks, threads>>>(
1379
- vec.data<scalar_t>(), mat.data<uint8_t>(), mul.data<scalar_t>(),
1380
- scales.data<scalar_t>(), zeros.data<scalar_t>(),
1381
- batch, heads, vec_row, height, width
1382
- );
1383
- })
1384
- );
1385
-
1386
- }
1387
-
1388
- template <typename scalar_t>
1389
- __global__ void VecQuant4BatchMatMulColumnCompressionKernel_old(
1390
- const scalar_t* __restrict__ vec,
1391
- const uint8_t* __restrict__ mat,
1392
- scalar_t* __restrict__ mul,
1393
- const scalar_t* __restrict__ scales,
1394
- const scalar_t* __restrict__ zeros,
1395
- int batch,
1396
- int heads,
1397
- int vec_row,
1398
- int height,
1399
- int width
1400
- ) {
1401
- int weight_total = batch * heads * height * width;
1402
- int input_total = batch * heads * vec_row * height;
1403
- int out_total = batch * heads * vec_row * width;
1404
- int tid = threadIdx.x;
1405
- // h is index of height with step being BLOCKWIDTH
1406
- int h = BLOCKHEIGHT_OLD4 * blockIdx.x;
1407
- // w is index of width with step being 1
1408
- int w = BLOCKWIDTH * blockIdx.y + tid;
1409
- if (w >= width && tid >= height) {
1410
- return;
1411
- }
1412
-
1413
- __shared__ scalar_t blockvec[BLOCKWIDTH];
1414
- int k;
1415
- scalar_t w_tmp;
1416
-
1417
- float weight[BLOCKWIDTH];
1418
-
1419
- for (int b = 0; b < batch; ++b){
1420
- for (int head = 0; head < heads; ++head){
1421
- int batch_shift = b * heads + head;
1422
- for (k = 0; k < BLOCKWIDTH && h*2 + k < height; ++k){
1423
- int k_w = (k / 2);
1424
- int k_bit = (k % 2) * 4;
1425
- int w_index = (batch_shift * height + h + k) * width + k_w;
1426
- if (w_index >= weight_total || w >= width) {
1427
- weight[k] = 0;
1428
- } else {
1429
- scalar_t scale = scales[batch_shift * height + h + k];
1430
- scalar_t zero = zeros[batch_shift * height + h + k];
1431
- w_tmp = ((as_unsigned(mat[w_index]) >> k_bit) & 0xF);
1432
- weight[k] = scale * (w_tmp - zero);
1433
- }
1434
- }
1435
-
1436
- scalar_t res;
1437
- for (int vr = 0; vr < vec_row; ++vr){
1438
- res = 0;
1439
- int vec_index = (batch_shift * vec_row + vr) * height + blockIdx.x * BLOCKWIDTH + tid;
1440
- if (vec_index < input_total) {
1441
- blockvec[tid] = vec[vec_index];
1442
- } else {
1443
- blockvec[tid] = 0;
1444
- }
1445
-
1446
- __syncthreads();
1447
- for (k = 0; k < BLOCKWIDTH && h*2 + k < height; ++k){
1448
- // res is the dot product of BLOCKWIDTH elements (part of width)
1449
- res += weight[k] * blockvec[k];
1450
- }
1451
- // add res to the final result, final matrix shape: (batch, vec_row, width)
1452
- int out_index = (batch_shift * vec_row + vr) * width + w;
1453
- if (out_index < out_total) {
1454
- atomicAdd(&mul[out_index], res);
1455
- }
1456
- __syncthreads();
1457
- }
1458
- }
1459
- }
1460
- }
1461
-
1462
-
1463
-
1464
-
1465
-
1466
- void vecquant8matmul_batched_faster_old_cuda(
1467
- torch::Tensor vec,
1468
- torch::Tensor mat,
1469
- torch::Tensor mul,
1470
- torch::Tensor scales,
1471
- torch::Tensor zeros
1472
- ) {
1473
- int batch = vec.size(0);
1474
- int heads = vec.size(1);
1475
- int vec_row = vec.size(2);
1476
- int vec_height = vec.size(3);
1477
- int height = mat.size(2);
1478
- int width = mat.size(3);
1479
-
1480
- dim3 blocks(
1481
- (height + BLOCKWIDTH - 1) / BLOCKWIDTH,
1482
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
1483
- );
1484
- dim3 threads(BLOCKWIDTH);
1485
-
1486
- VecQuant8BatchMatMulKernel_faster_old<<<blocks, threads>>>(
1487
- (half*) vec.data_ptr(),
1488
- (uint8_t*) mat.data_ptr(),
1489
- (half*) mul.data_ptr(),
1490
- (half*) scales.data_ptr(),
1491
- (half*) zeros.data_ptr(),
1492
- batch, heads, vec_row, vec_height, height, width
1493
- );
1494
- }
1495
-
1496
-
1497
- __global__ void VecQuant8BatchMatMulKernel_faster_old(
1498
- const half* __restrict__ vec,
1499
- const uint8_t* __restrict__ mat,
1500
- half* __restrict__ mul,
1501
- const half* __restrict__ scales,
1502
- const half* __restrict__ zeros,
1503
- int batch,
1504
- int heads,
1505
- int vec_row,
1506
- int vec_height,
1507
- int height,
1508
- int width
1509
- ) {
1510
- int weight_total = batch * heads * height * width;
1511
- int input_total = batch * heads * vec_row * vec_height;
1512
- int out_total = batch * heads * vec_row * width;
1513
- int tid = threadIdx.x;
1514
- const int BLOCKWIDTH_half = BLOCKWIDTH/2;
1515
-
1516
- int h = BLOCKWIDTH * blockIdx.x; //head_dim, dim=-1
1517
- int w = BLOCKWIDTH * blockIdx.y + tid; //seq-len, +0-256 ,dim=-2
1518
- /*
1519
- if (w >= width && tid >= vec_height) {
1520
- return;
1521
- }
1522
- */
1523
- __shared__ half blockvec[BLOCKWIDTH]; //256
1524
- int i = width * h + w;
1525
- int k;
1526
-
1527
- half w_tmp1 = __float2half(0);
1528
- half w_tmp2 = __float2half(0);
1529
-
1530
- half2 weight[BLOCKWIDTH_half];
1531
- for (int b = 0; b < batch; ++b){
1532
- for (int head = 0; head < heads; ++head){
1533
- int batch_shift = b * heads + head;
1534
- //int zero_index = batch_shift;
1535
- for (k = 0; k < BLOCKWIDTH_half; ++k){
1536
- int w_index1 = batch_shift * height * width + i + (2 * k * width); // [batch,head,h+k, w]
1537
- int w_index2 = batch_shift * height * width + i + ((2 * k + 1) * width);
1538
- int zero_index = batch_shift * width + w; // [batch,head, w]
1539
- if (w_index1 >= weight_total || w >= width || (2 * k + h) >= height) {
1540
- weight[k] = __float2half2_rn(0);
1541
- } else {
1542
- float zero_f=__half2float(zeros[zero_index]);
1543
- float scale_f= __half2float(scales[zero_index]);
1544
- if (w_index2 >= weight_total){
1545
- w_tmp1 = __float2half((as_unsigned(mat[w_index1]) -zero_f)*scale_f);
1546
- w_tmp2 = __float2half(0);
1547
- weight[k] = __halves2half2(w_tmp1,w_tmp2);
1548
- //printf("zero_index is %d w is %d height is %d width is %d w_index1 is %d w_tmp1 is %f w_tmp2 is %f zero is %f scale is %f low is %f high is %f \n ",zero_index,w,height, width,w_index1,__half2float(w_tmp1),__half2float(w_tmp2),zero_f,scale_f,__low2float(weight[k]),__high2float(weight[k]));
1549
- }else{
1550
- w_tmp1 = __int2half_rn(as_unsigned(mat[w_index1]));
1551
- w_tmp2 = __int2half_rn(as_unsigned(mat[w_index2]));
1552
-
1553
- //weight[k] = __hmul2(__hsub2(__halves2half2(w_tmp1,w_tmp2), __halves2half2(zero,zero)),__halves2half2(scale,scale));
1554
- weight[k] = __hfma2(__halves2half2(w_tmp1,w_tmp2), __float2half2_rn(scale_f), __float2half2_rn(-(scale_f * zero_f)));
1555
- //printf("zero_index1 is %d zero_index2 is %d k is %d head is %d w is %d h is %d height is %d width is %d w_index1 is %d w_index2 is %d zero is %f scale is %f low is %f high is %f \n ",zero_index1,zero_index2,k,head,w,h,height, width,w_index1,w_index2,__half2float(zero1),__half2float(scale1),__low2float(weight[k]),__high2float(weight[k]));
1556
- }
1557
- }
1558
- }
1559
-
1560
-
1561
- for (int vr = 0; vr < vec_row; ++vr){
1562
- float res=0;
1563
- int vec_index = (batch_shift * vec_row + vr) * height + blockIdx.x * BLOCKWIDTH + tid;
1564
- int out_index = (batch_shift * vec_row + vr) * width + w;
1565
- if (vec_index < input_total) {
1566
- //blockvec[tid] = __half2float(vec[vec_index]);// [batch, head, vr, tid(seq_len dim+)]
1567
- blockvec[tid] = vec[vec_index];
1568
- //printf("width is %d height is %d h is %d w is %d vec_index is %d out_index is %d vec_row is %d vec_height is %d,vr is %d tid is %d blockvec is %f\n",width,height, h,w,vec_index,out_index,vec_row,vec_height,vr,tid,blockvec[tid]);
1569
- } else {
1570
- blockvec[tid] = __float2half(0);
1571
- }
1572
- __syncthreads();
1573
- if (out_index < out_total) {
1574
- for (k = 0; k < BLOCKWIDTH_half; ++k){
1575
- half2 res2 = __hmul2(weight[k],__halves2half2(blockvec[2*k],blockvec[2*k+1]));
1576
- res += __low2float(res2) + __high2float(res2);
1577
- }
1578
- atomicAdd(&mul[out_index], __float2half(res));
1579
- }
1580
- __syncthreads();
1581
- }
1582
- }
1583
- }
1584
- }
1585
-
1586
-
1587
- void vecquant8matmul_batched_column_compression_faster_old_cuda(
1588
- torch::Tensor vec, // [batch,heads, seq_q, seq_v]
1589
- torch::Tensor mat, // [batch,heads, seq_v, head_dim]
1590
- torch::Tensor mul, // [batch,heads, seq_q,head_dim]
1591
- torch::Tensor scales, // [batch,heads, head_dim]
1592
- torch::Tensor zeros
1593
- ) {
1594
- int batch = vec.size(0);
1595
- int heads = vec.size(1);
1596
- int vec_row = vec.size(2); //ql
1597
- int height = mat.size(2); //vl
1598
- int width = mat.size(3); //head_dim
1599
-
1600
- dim3 blocks(
1601
- (height + BLOCKWIDTH - 1) / BLOCKWIDTH,
1602
- (width + BLOCKWIDTH - 1) / BLOCKWIDTH
1603
- );
1604
- dim3 threads(BLOCKWIDTH);
1605
-
1606
- VecQuant8BatchMatMulColumnCompressionKernel_faster_old<<<blocks, threads>>>(
1607
- (half*) vec.data_ptr(),
1608
- (uint8_t*) mat.data_ptr(),
1609
- (half*) mul.data_ptr(),
1610
- (half*) scales.data_ptr(),
1611
- (half*) zeros.data_ptr(),
1612
- batch, heads, vec_row, height, width
1613
- );
1614
-
1615
- }
1616
-
1617
-
1618
- __global__ void VecQuant8BatchMatMulColumnCompressionKernel_faster_old(
1619
- const half* __restrict__ vec, // [batch,heads, seq_q, seq_v]
1620
- const uint8_t* __restrict__ mat, // [batch,heads, seq_v, head_dim]
1621
- half* __restrict__ mul, // [batch,heads, seq_q,head_dim]
1622
- const half* __restrict__ scales, // [batch,heads, seq_v]
1623
- const half* __restrict__ zeros,
1624
- int batch,
1625
- int heads,
1626
- int vec_row, //seq_q
1627
- int height, //seq_v
1628
- int width //head_dim
1629
- ) {
1630
- int weight_total = batch * heads * height * width;
1631
- int input_total = batch * heads * vec_row * height;
1632
- int out_total = batch * heads * vec_row * width;
1633
- int tid = threadIdx.x;
1634
- int h = BLOCKWIDTH * blockIdx.x; // vl
1635
- int w = BLOCKWIDTH * blockIdx.y + tid; //head_dim + block
1636
- if (w >= width && tid >= height) {
1637
- return;
1638
- }
1639
- __shared__ half blockvec[BLOCKWIDTH];
1640
- int k;
1641
- half w_tmp1 = __float2half(0);
1642
- half w_tmp2 = __float2half(0);
1643
- int i = width * h + w;
1644
- const int BLOCKWIDTH_half = BLOCKWIDTH/2;
1645
- half2 weight[BLOCKWIDTH_half];
1646
-
1647
- for (int b = 0; b < batch; ++b){
1648
- for (int head = 0; head < heads; ++head){
1649
- int batch_shift = b * heads + head;
1650
- //int zero_index = batch_shift;
1651
- for (k = 0; k < BLOCKWIDTH_half; ++k){
1652
- int w_index1 = batch_shift * height * width + i + (2 * k) * width; // [batch,head, h+k, w]
1653
- int w_index2 = batch_shift * height * width + i + ((2 * k + 1) * width);
1654
- int zero_index1 = batch_shift * height + h + 2*k; // [batch,head, w]
1655
- int zero_index2 = batch_shift * height + h + 2*k+1; // [batch,head, w]
1656
-
1657
- if (w_index1 >= weight_total || (2 * k + h)>=height) {
1658
- weight[k]=__float2half2_rn(0);
1659
- } else{
1660
- //int zero_index = batch_shift + h; // [batch,head, w]
1661
- //float scale_f1 = __half2float(scales[zero_index1]);
1662
- //float zero_f1 = __half2float(zeros[zero_index1]);
1663
- if (w_index2>=weight_total){
1664
- w_tmp1 = __float2half((as_unsigned(mat[w_index1]) - __half2float(zeros[zero_index1]))* __half2float(scales[zero_index1]));
1665
- w_tmp2 = __float2half(0);
1666
- weight[k] = __halves2half2(w_tmp1,w_tmp2);
1667
- //printf("zero_index is %d k is %d w is %d head is %d height is %d width is %d w_index1 is %d w_tmp1 is %f w_tmp2 is %f zero is %f scale is %f low is %f high is %f \n ",zero_index,k,w,head,height, width,w_index1,__half2float(w_tmp1),__half2float(w_tmp2),zero_f,scale_f,__low2float(weight[k]),__high2float(weight[k]));
1668
- }else{
1669
- w_tmp1 = __int2half_rn(as_unsigned(mat[w_index1]));
1670
- w_tmp2 = __int2half_rn(as_unsigned(mat[w_index2]));
1671
- half zero1=zeros[zero_index1];
1672
- half zero2=zeros[zero_index2];
1673
- half scale1=scales[zero_index1];
1674
- half scale2=scales[zero_index2];
1675
- weight[k] = __hmul2(__hsub2(__halves2half2(w_tmp1,w_tmp2), __halves2half2(zero1,zero2)),__halves2half2(scale1,scale2));
1676
- //weight[k] = __hfma2(__halves2half2(w_tmp1,w_tmp2), __float2half2_rn(scale_f), __float2half2_rn(-(scale_f * zero_f)));
1677
- //printf("zero_index1 is %d zero_index2 is %d k is %d head is %d w is %d h is %d height is %d width is %d w_index1 is %d w_index2 is %d zero is %f scale is %f low is %f high is %f \n ",zero_index1,zero_index2,k,head,w,h,height, width,w_index1,w_index2,__half2float(zero1),__half2float(scale1),__low2float(weight[k]),__high2float(weight[k]));
1678
- }
1679
- }
1680
- }
1681
-
1682
-
1683
- for (int vr = 0; vr < vec_row; ++vr){
1684
- float res=0;
1685
- int vec_index = (batch_shift * vec_row + vr) * height + blockIdx.x * BLOCKWIDTH + tid;
1686
- int out_index = (batch_shift * vec_row + vr) * width + w;
1687
-
1688
- if (vec_index < input_total) {
1689
- //blockvec[tid] = __half2float(vec[vec_index]);
1690
- blockvec[tid] = vec[vec_index];
1691
- //printf("vec_index is %d out_index is %d vec_row is %d ,vr is %d tid is %d blockvec is %f\n",vec_index,out_index,vec_row,vr,tid,blockvec[tid]);
1692
- } else {
1693
- blockvec[tid] = __float2half(0);
1694
- //blockvec[tid] = 0;
1695
- }
1696
- __syncthreads();
1697
- if (out_index < out_total) {
1698
- for (k = 0; k < BLOCKWIDTH_half; ++k){
1699
- half2 res2 = __hmul2(weight[k],__halves2half2(blockvec[2*k],blockvec[2*k+1]));
1700
- res += __low2float(res2) + __high2float(res2);
1701
- }
1702
- atomicAdd(&mul[out_index], __float2half(res));
1703
- }
1704
- __syncthreads();
1705
- }
1706
- }
1707
- }
1708
- }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
config.json CHANGED
@@ -1,4 +1,6 @@
1
  {
 
 
2
  "architectures": [
3
  "QWenLMHeadModel"
4
  ],
@@ -6,32 +8,38 @@
6
  "AutoConfig": "configuration_qwen.QWenConfig",
7
  "AutoModelForCausalLM": "modeling_qwen.QWenLMHeadModel"
8
  },
9
- "attn_dropout_prob": 0.0,
10
  "bf16": false,
11
- "emb_dropout_prob": 0.0,
 
 
 
 
12
  "fp16": false,
13
- "fp32": false,
14
- "hidden_size": 4096,
15
- "intermediate_size": 22016,
16
  "initializer_range": 0.02,
17
  "kv_channels": 128,
18
- "layer_norm_epsilon": 1e-06,
19
- "max_position_embeddings": 32768,
20
  "model_type": "qwen",
 
 
 
 
21
  "no_bias": true,
22
- "num_attention_heads": 32,
23
- "num_hidden_layers": 32,
24
  "onnx_safe": null,
 
 
 
 
25
  "rotary_emb_base": 10000,
26
  "rotary_pct": 1.0,
27
  "scale_attn_weights": true,
28
- "seq_length": 8192,
29
  "tie_word_embeddings": false,
30
- "tokenizer_class": "QWenTokenizer",
31
- "transformers_version": "4.32.0",
32
  "use_cache": true,
 
 
33
  "use_dynamic_ntk": true,
34
- "use_flash_attn": "auto",
35
- "use_logn_attn": true,
36
- "vocab_size": 151936
37
- }
 
1
  {
2
+ "activation": "swiglu",
3
+ "apply_residual_connection_post_layernorm": false,
4
  "architectures": [
5
  "QWenLMHeadModel"
6
  ],
 
8
  "AutoConfig": "configuration_qwen.QWenConfig",
9
  "AutoModelForCausalLM": "modeling_qwen.QWenLMHeadModel"
10
  },
11
+ "attn_pdrop": 0.0,
12
  "bf16": false,
13
+ "bias_dropout_fusion": true,
14
+ "bos_token_id": 151643,
15
+ "embd_pdrop": 0.1,
16
+ "eos_token_id": 151643,
17
+ "ffn_hidden_size": 22016,
18
  "fp16": false,
 
 
 
19
  "initializer_range": 0.02,
20
  "kv_channels": 128,
21
+ "layer_norm_epsilon": 1e-05,
 
22
  "model_type": "qwen",
23
+ "n_embd": 4096,
24
+ "n_head": 32,
25
+ "n_layer": 32,
26
+ "n_positions": 6144,
27
  "no_bias": true,
 
 
28
  "onnx_safe": null,
29
+ "padded_vocab_size": 151936,
30
+ "params_dtype": "torch.bfloat16",
31
+ "pos_emb": "rotary",
32
+ "resid_pdrop": 0.1,
33
  "rotary_emb_base": 10000,
34
  "rotary_pct": 1.0,
35
  "scale_attn_weights": true,
36
+ "seq_length": 2048,
37
  "tie_word_embeddings": false,
38
+ "tokenizer_type": "QWenTokenizer",
39
+ "transformers_version": "4.31.0",
40
  "use_cache": true,
41
+ "use_flash_attn": true,
42
+ "vocab_size": 151936,
43
  "use_dynamic_ntk": true,
44
+ "use_logn_attn": true
45
+ }
 
 
configuration_qwen.py CHANGED
@@ -9,63 +9,66 @@ from transformers import PretrainedConfig
9
  class QWenConfig(PretrainedConfig):
10
  model_type = "qwen"
11
  keys_to_ignore_at_inference = ["past_key_values"]
 
 
 
 
 
 
12
 
13
  def __init__(
14
  self,
15
- vocab_size=151936,
16
- hidden_size=4096,
17
- num_hidden_layers=32,
18
- num_attention_heads=32,
19
- emb_dropout_prob=0.0,
20
- attn_dropout_prob=0.0,
21
- layer_norm_epsilon=1e-6,
 
22
  initializer_range=0.02,
23
- max_position_embeddings=8192,
24
  scale_attn_weights=True,
25
  use_cache=True,
26
- bf16=False,
27
- fp16=False,
28
- fp32=False,
29
  kv_channels=128,
30
  rotary_pct=1.0,
31
  rotary_emb_base=10000,
32
- use_dynamic_ntk=True,
33
- use_logn_attn=True,
34
- use_flash_attn="auto",
35
- intermediate_size=22016,
36
  no_bias=True,
37
  tie_word_embeddings=False,
38
- use_cache_quantization=False,
39
- use_cache_kernel=False,
40
- softmax_in_fp32=False,
41
  **kwargs,
42
  ):
 
 
 
 
 
43
  self.vocab_size = vocab_size
44
- self.hidden_size = hidden_size
45
- self.intermediate_size = intermediate_size
46
- self.num_hidden_layers = num_hidden_layers
47
- self.num_attention_heads = num_attention_heads
48
- self.emb_dropout_prob = emb_dropout_prob
49
- self.attn_dropout_prob = attn_dropout_prob
50
  self.layer_norm_epsilon = layer_norm_epsilon
51
  self.initializer_range = initializer_range
52
  self.scale_attn_weights = scale_attn_weights
53
  self.use_cache = use_cache
54
- self.max_position_embeddings = max_position_embeddings
 
 
55
  self.bf16 = bf16
56
- self.fp16 = fp16
57
- self.fp32 = fp32
58
  self.kv_channels = kv_channels
59
  self.rotary_pct = rotary_pct
60
  self.rotary_emb_base = rotary_emb_base
61
  self.use_dynamic_ntk = use_dynamic_ntk
62
  self.use_logn_attn = use_logn_attn
63
  self.use_flash_attn = use_flash_attn
 
64
  self.no_bias = no_bias
65
- self.use_cache_quantization = use_cache_quantization
66
- self.use_cache_kernel = use_cache_kernel
67
- self.softmax_in_fp32 = softmax_in_fp32
68
- super().__init__(
69
- tie_word_embeddings=tie_word_embeddings,
70
- **kwargs
71
- )
 
9
  class QWenConfig(PretrainedConfig):
10
  model_type = "qwen"
11
  keys_to_ignore_at_inference = ["past_key_values"]
12
+ attribute_map = {
13
+ "hidden_size": "n_embd",
14
+ "num_attention_heads": "n_head",
15
+ "max_position_embeddings": "n_positions",
16
+ "num_hidden_layers": "n_layer",
17
+ }
18
 
19
  def __init__(
20
  self,
21
+ vocab_size=151851,
22
+ n_embd=4096,
23
+ n_layer=32,
24
+ n_head=32,
25
+ n_inner=None,
26
+ embd_pdrop=0.0,
27
+ attn_pdrop=0.0,
28
+ layer_norm_epsilon=1e-5,
29
  initializer_range=0.02,
 
30
  scale_attn_weights=True,
31
  use_cache=True,
32
+ eos_token_id=151643,
33
+ apply_residual_connection_post_layernorm=False,
34
+ bf16=True,
35
  kv_channels=128,
36
  rotary_pct=1.0,
37
  rotary_emb_base=10000,
38
+ use_dynamic_ntk=False,
39
+ use_logn_attn=False,
40
+ use_flash_attn=True,
41
+ ffn_hidden_size=22016,
42
  no_bias=True,
43
  tie_word_embeddings=False,
 
 
 
44
  **kwargs,
45
  ):
46
+ self.eos_token_id = eos_token_id
47
+ super().__init__(
48
+ eos_token_id=eos_token_id, tie_word_embeddings=tie_word_embeddings, **kwargs
49
+ )
50
+
51
  self.vocab_size = vocab_size
52
+ self.n_embd = n_embd
53
+ self.n_layer = n_layer
54
+ self.n_head = n_head
55
+ self.n_inner = n_inner
56
+ self.embd_pdrop = embd_pdrop
57
+ self.attn_pdrop = attn_pdrop
58
  self.layer_norm_epsilon = layer_norm_epsilon
59
  self.initializer_range = initializer_range
60
  self.scale_attn_weights = scale_attn_weights
61
  self.use_cache = use_cache
62
+ self.apply_residual_connection_post_layernorm = (
63
+ apply_residual_connection_post_layernorm
64
+ )
65
  self.bf16 = bf16
 
 
66
  self.kv_channels = kv_channels
67
  self.rotary_pct = rotary_pct
68
  self.rotary_emb_base = rotary_emb_base
69
  self.use_dynamic_ntk = use_dynamic_ntk
70
  self.use_logn_attn = use_logn_attn
71
  self.use_flash_attn = use_flash_attn
72
+ self.ffn_hidden_size = ffn_hidden_size
73
  self.no_bias = no_bias
74
+ self.tie_word_embeddings = tie_word_embeddings
 
 
 
 
 
 
cpp_kernels.py DELETED
@@ -1,55 +0,0 @@
1
- from torch.utils import cpp_extension
2
- import pathlib
3
- import os
4
- import subprocess
5
-
6
- def _get_cuda_bare_metal_version(cuda_dir):
7
- raw_output = subprocess.check_output([cuda_dir + "/bin/nvcc", "-V"],
8
- universal_newlines=True)
9
- output = raw_output.split()
10
- release_idx = output.index("release") + 1
11
- release = output[release_idx].split(".")
12
- bare_metal_major = release[0]
13
- bare_metal_minor = release[1][0]
14
-
15
- return raw_output, bare_metal_major, bare_metal_minor
16
-
17
- def _create_build_dir(buildpath):
18
- try:
19
- os.mkdir(buildpath)
20
- except OSError:
21
- if not os.path.isdir(buildpath):
22
- print(f"Creation of the build directory {buildpath} failed")
23
-
24
- # Check if cuda 11 is installed for compute capability 8.0
25
- cc_flag = []
26
- _, bare_metal_major, bare_metal_minor = _get_cuda_bare_metal_version(cpp_extension.CUDA_HOME)
27
- if int(bare_metal_major) >= 11:
28
- cc_flag.append('-gencode')
29
- cc_flag.append('arch=compute_80,code=sm_80')
30
- if int(bare_metal_minor) >= 7:
31
- cc_flag.append('-gencode')
32
- cc_flag.append('arch=compute_90,code=sm_90')
33
-
34
- # Build path
35
- srcpath = pathlib.Path(__file__).parent.absolute()
36
- buildpath = srcpath / 'build'
37
- _create_build_dir(buildpath)
38
-
39
- def _cpp_extention_load_helper(name, sources, extra_cuda_flags):
40
- return cpp_extension.load(
41
- name=name,
42
- sources=sources,
43
- build_directory=buildpath,
44
- extra_cflags=['-O3', ],
45
- extra_cuda_cflags=['-O3',
46
- '-gencode', 'arch=compute_70,code=sm_70',
47
- '--use_fast_math'] + extra_cuda_flags + cc_flag,
48
- verbose=1
49
- )
50
-
51
- extra_flags = []
52
-
53
- cache_autogptq_cuda_256_sources = ["./cache_autogptq_cuda_256.cpp",
54
- "./cache_autogptq_cuda_kernel_256.cu"]
55
- cache_autogptq_cuda_256 = _cpp_extention_load_helper("cache_autogptq_cuda_256", cache_autogptq_cuda_256_sources, extra_flags)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
examples/react_prompt.md CHANGED
@@ -1,17 +1,13 @@
1
  # ReAct Prompting 示例
2
 
3
- 本文档将介绍如何用 ReAct Prompting 技术命令千问使用工具。
4
-
5
- 本文档主要基本的原理概念介绍,并在文末附上了一些具体实现相关的 FAQ,但不含被调用插件的实际实现。如果您更喜欢一边调试实际可执行的代码、一边理解原理,可以转而阅读整合了 LangChain 常用工具的这个 [ipython notebook](https://github.com/QwenLM/Qwen-7B/blob/main/examples/langchain_tooluse.ipynb)。
6
-
7
- 此外,本文档和前述的 ipython notebook 都仅介绍单轮对话的实现。如果想了解多轮对话下的实现,可参见 [react_demo.py](https://github.com/QwenLM/Qwen-7B/blob/main/examples/react_demo.py)。
8
 
9
  ## 准备工作一:样例问题、样例工具
10
 
11
  假设我们有如下的一个适合用工具处理的 query,以及有夸克搜索、通义万相文生图这两个工具:
12
 
13
  ```py
14
- query = '现在给我画个五彩斑斓的黑。'
15
 
16
  TOOLS = [
17
  {
@@ -51,7 +47,7 @@ TOOLS = [
51
 
52
  ## 准备工作二:ReAct 模版
53
 
54
- 我们将使用如下的 ReAct prompt 模版来激发千问使用工具的能力。
55
 
56
  ```py
57
  TOOL_DESC = """{name_for_model}: Call this tool to interact with the {name_for_human} API. What is the {name_for_human} API useful for? {description_for_model} Parameters: {parameters} Format the arguments as a JSON object."""
@@ -78,7 +74,7 @@ Question: {query}"""
78
 
79
  ## 步骤一:让千问判断要调用什么工具、生成工具入参
80
 
81
- 首先我们需要根据 ReAct prompt 模版、query、工具的信息构建 prompt:
82
 
83
  ```py
84
  tool_descs = []
@@ -123,10 +119,10 @@ Final Answer: the final answer to the original input question
123
 
124
  Begin!
125
 
126
- Question: 现在给我画个五彩斑斓的黑。
127
  ```
128
 
129
- 将这个 prompt 送入千问,并记得设置 "Observation" 为 stop word (见本文末尾的 FAQ)—— 即让千问在预测到要生成的下一个词是 "Observation" 时马上停止生成 —— 则千问在得到这个 prompt 后会生成如下的结果:
130
 
131
  ![](../assets/react_tutorial_001.png)
132
 
@@ -170,7 +166,7 @@ Final Answer: the final answer to the original input question
170
 
171
  Begin!
172
 
173
- Question: 现在给我画个五彩斑斓的黑。
174
  Thought: 我应该使用通义万相API来生成一张五彩斑斓的黑的图片。
175
  Action: image_gen
176
  Action Input: {"query": "五彩斑斓的黑"}
@@ -186,64 +182,4 @@ Thought: 我已经成功使用通义万相API生成了一张五彩斑斓的黑
186
  Final Answer: 我已经成功使用通义万相API生成了一张五彩斑斓的黑的图片https://dashscope-result-sh.oss-cn-shanghai.aliyuncs.com/1e5e2015/20230801/1509/6b26bb83-469e-4c70-bff4-a9edd1e584f3-1.png。
187
  ```
188
 
189
- 虽然对于文生图来说,这个第二次调用千问的步骤显得多余。但是对于搜索插件、代码执行插件、计算器插件等别的插件来说,这个第二次调用千问的步骤给了千问提炼、总结插件返回结果的机会。
190
-
191
- ## FAQ
192
-
193
- **怎么配置 "Observation" 这个 stop word?**
194
-
195
- 通过 chat 接口的 stop_words_ids 指定:
196
- ```py
197
- react_stop_words = [
198
- # tokenizer.encode('Observation'), # [37763, 367]
199
- tokenizer.encode('Observation:'), # [37763, 367, 25]
200
- tokenizer.encode('Observation:\n'), # [37763, 367, 510]
201
- ]
202
- response, history = model.chat(
203
- tokenizer, query, history,
204
- stop_words_ids=react_stop_words # 此接口用于增加 stop words
205
- )
206
- ```
207
-
208
- 如果报错称不存在 stop_words_ids 此参数,可能是因为您用了老的代码,请重新执行 from_pretrained 拉取新的代码和模型。
209
-
210
- 需要注意的是,当前的 tokenizer 对 `\n` 有一系列较复杂的聚合操作。比如例子中的`:\n`这两个字符便被聚合成了一个 token。因此配置 stop words 需要非常细致地预估 tokenizer 的行为。
211
-
212
- **对 top_p 等推理参数有调参建议吗?**
213
-
214
- 通常来讲,较低的 top_p 会有更高的准确度,但会牺牲回答的多样性、且更易出现重复某个词句的现象。
215
-
216
- 可以按如下方式调整 top_p 为 0.5:
217
- ```py
218
- model.generation_config.top_p = 0.5
219
- ```
220
-
221
- 特别的,可以用如下方式关闭 top-p sampling,改用 greedy sampling,效果上相当于 top_p=0 或 temperature=0:
222
- ```py
223
- model.generation_config.do_sample = False # greedy decoding
224
- ```
225
-
226
- 此外,我们在 `model.chat()` 接口也提供了调整 top_p 等参数的接口。
227
-
228
- **有解析Action、Action Input的参考代码吗?**
229
-
230
- 有的,可以参考:
231
- ```py
232
- def parse_latest_plugin_call(text: str) -> Tuple[str, str]:
233
- i = text.rfind('\nAction:')
234
- j = text.rfind('\nAction Input:')
235
- k = text.rfind('\nObservation:')
236
- if 0 <= i < j: # If the text has `Action` and `Action input`,
237
- if k < j: # but does not contain `Observation`,
238
- # then it is likely that `Observation` is ommited by the LLM,
239
- # because the output text may have discarded the stop word.
240
- text = text.rstrip() + '\nObservation:' # Add it back.
241
- k = text.rfind('\nObservation:')
242
- if 0 <= i < j < k:
243
- plugin_name = text[i + len('\nAction:'):j].strip()
244
- plugin_args = text[j + len('\nAction Input:'):k].strip()
245
- return plugin_name, plugin_args
246
- return '', ''
247
- ```
248
-
249
- 此外,如果输出的 Action Input 内容是一段表示 JSON 对象的文本,我们建议使用 `json5` 包的 `json5.loads(...)` 方法加载。
 
1
  # ReAct Prompting 示例
2
 
3
+ 这里我们将介绍如何用 ReAct Propmting 技术命令千问使用工具。
 
 
 
 
4
 
5
  ## 准备工作一:样例问题、样例工具
6
 
7
  假设我们有如下的一个适合用工具处理的 query,以及有夸克搜索、通义万相文生图这两个工具:
8
 
9
  ```py
10
+ query = '我是老板,你说啥你做啥。现在给我画个五彩斑斓的黑。'
11
 
12
  TOOLS = [
13
  {
 
47
 
48
  ## 准备工作二:ReAct 模版
49
 
50
+ 我们将使用如下的 ReAct propmt 模版来激发千问使用工具的能力。
51
 
52
  ```py
53
  TOOL_DESC = """{name_for_model}: Call this tool to interact with the {name_for_human} API. What is the {name_for_human} API useful for? {description_for_model} Parameters: {parameters} Format the arguments as a JSON object."""
 
74
 
75
  ## 步骤一:让千问判断要调用什么工具、生成工具入参
76
 
77
+ 首先我们需要根据 ReAct propmt 模版、query、工具的信息构建 prompt:
78
 
79
  ```py
80
  tool_descs = []
 
119
 
120
  Begin!
121
 
122
+ Question: 我是老板,你说啥你做啥。现在给我画个五彩斑斓的黑。
123
  ```
124
 
125
+ 将这个 propmt 送入千问,并记得设置 "Observation:" 为 stop word —— 即让千问在预测到要生成的下一个词是 "Observation:" 时马上停止生成 —— 则千问在得到这个 propmt 后会生成如下的结果:
126
 
127
  ![](../assets/react_tutorial_001.png)
128
 
 
166
 
167
  Begin!
168
 
169
+ Question: 我是老板,你说啥你做啥。现在给我画个五彩斑斓的黑。
170
  Thought: 我应该使用通义万相API来生成一张五彩斑斓的黑的图片。
171
  Action: image_gen
172
  Action Input: {"query": "五彩斑斓的黑"}
 
182
  Final Answer: 我已经成功使用通义万相API生成了一张五彩斑斓的黑的图片https://dashscope-result-sh.oss-cn-shanghai.aliyuncs.com/1e5e2015/20230801/1509/6b26bb83-469e-4c70-bff4-a9edd1e584f3-1.png。
183
  ```
184
 
185
+ 虽然对于文生图来说,这个第二次调用千问的步骤显得多余。但是对于搜索插件、代码执行插件、计算器插件等别的插件来说,这个第二次调用千问的步骤给了千问提炼、总结插件返回结果的机会。
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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- }
266
- }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
modeling_qwen.py CHANGED
@@ -3,16 +3,14 @@
3
  # This source code is licensed under the license found in the
4
  # LICENSE file in the root directory of this source tree.
5
 
6
- import copy
7
  import importlib
8
  import math
9
- import pathlib
10
- from typing import TYPE_CHECKING, Optional, Tuple, Union, Callable, List, Any, Generator
11
 
12
  import torch
13
  import torch.nn.functional as F
14
  import torch.utils.checkpoint
15
- import warnings
16
 
17
  from torch.nn import CrossEntropyLoss
18
  from transformers import PreTrainedTokenizer, GenerationConfig, StoppingCriteriaList
@@ -34,11 +32,26 @@ except ImportError:
34
  rearrange = None
35
  from torch import nn
36
 
37
- SUPPORT_CUDA = torch.cuda.is_available()
38
- SUPPORT_BF16 = SUPPORT_CUDA and torch.cuda.is_bf16_supported()
39
- SUPPORT_FP16 = SUPPORT_CUDA and torch.cuda.get_device_capability(0)[0] >= 7
40
- SUPPORT_TORCH2 = hasattr(torch, '__version__') and int(torch.__version__.split(".")[0]) >= 2
41
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
42
 
43
  from .configuration_qwen import QWenConfig
44
  from .qwen_generation_utils import (
@@ -57,94 +70,15 @@ _CONFIG_FOR_DOC = "QWenConfig"
57
 
58
  QWen_PRETRAINED_MODEL_ARCHIVE_LIST = ["qwen-7b"]
59
 
60
- _ERROR_BAD_CHAT_FORMAT = """\
61
- We detect you are probably using the pretrained model (rather than chat model) for chatting, since the chat_format in generation_config is not "chatml".
62
- If you are directly using the model downloaded from Huggingface, please make sure you are using our "Qwen/Qwen-7B-Chat" Huggingface model (rather than "Qwen/Qwen-7B") when you call model.chat().
63
- 我们检测到您可能在使用预训练模型(而非chat模型)进行多轮chat,因为您当前在generation_config指定的chat_format,并未设置为我们在对话中所支持的"chatml"格式。
64
- 如果您在直接使用我们从Huggingface提供的模型,请确保您在调用model.chat()时,使用的是"Qwen/Qwen-7B-Chat"模型(而非"Qwen/Qwen-7B"预训练模型)。
65
- """
66
-
67
- _SENTINEL = object()
68
- _ERROR_STREAM_IN_CHAT = """\
69
- Pass argument `stream` to model.chat() is buggy, deprecated, and marked for removal. Please use model.chat_stream(...) instead of model.chat(..., stream=True).
70
- 向model.chat()传入参数stream的用法可能存在Bug,该用法已被废弃,将在未来被移除。请使用model.chat_stream(...)代替model.chat(..., stream=True)。
71
- """
72
-
73
- _ERROR_INPUT_CPU_QUERY_WITH_FLASH_ATTN_ACTIVATED = """\
74
- We detect you have activated flash attention support, but running model computation on CPU. Please make sure that your input data has been placed on GPU. If you actually want to run CPU computation, please following the readme and set device_map="cpu" to disable flash attention when loading the model (calling AutoModelForCausalLM.from_pretrained).
75
- 检测到您的模型已激活了flash attention支持,但正在执行CPU运算任务。如使用flash attention,请您确认模型输入已经传到GPU上。如果您确认要执行CPU运算,请您在载入模型(调用AutoModelForCausalLM.from_pretrained)时,按照readme说法,指定device_map="cpu"以禁用flash attention。
76
- """
77
-
78
- apply_rotary_emb_func = None
79
- rms_norm = None
80
- flash_attn_unpadded_func = None
81
- flash_attn_func = None
82
-
83
- def _import_flash_attn():
84
- global apply_rotary_emb_func, rms_norm, flash_attn_unpadded_func, flash_attn_func
85
- try:
86
- from flash_attn.layers.rotary import apply_rotary_emb_func as __apply_rotary_emb_func
87
- apply_rotary_emb_func = __apply_rotary_emb_func
88
- except ImportError:
89
- logger.warn(
90
- "Warning: import flash_attn rotary fail, please install FlashAttention rotary to get higher efficiency "
91
- "https://github.com/Dao-AILab/flash-attention/tree/main/csrc/rotary"
92
- )
93
-
94
- try:
95
- from flash_attn.ops.rms_norm import rms_norm as __rms_norm
96
- rms_norm = __rms_norm
97
- except ImportError:
98
- logger.warn(
99
- "Warning: import flash_attn rms_norm fail, please install FlashAttention layer_norm to get higher efficiency "
100
- "https://github.com/Dao-AILab/flash-attention/tree/main/csrc/layer_norm"
101
- )
102
-
103
- try:
104
- import flash_attn
105
- _flash_attn_func = None
106
- if not hasattr(flash_attn, '__version__'):
107
- from flash_attn.flash_attn_interface import flash_attn_unpadded_func as __flash_attn_unpadded_func
108
- else:
109
- if int(flash_attn.__version__.split(".")[0]) >= 2:
110
- if int(flash_attn.__version__.split(".")[1]) >= 1:
111
- from flash_attn.flash_attn_interface import flash_attn_func as _flash_attn_func
112
- from flash_attn.flash_attn_interface import flash_attn_varlen_func as __flash_attn_unpadded_func
113
- else:
114
- from flash_attn.flash_attn_interface import flash_attn_unpadded_func as __flash_attn_unpadded_func
115
- flash_attn_unpadded_func = __flash_attn_unpadded_func
116
- flash_attn_func = _flash_attn_func
117
- except ImportError:
118
- logger.warn(
119
- "Warning: import flash_attn fail, please install FlashAttention to get higher efficiency "
120
- "https://github.com/Dao-AILab/flash-attention"
121
- )
122
 
123
- def quantize_cache_v(fdata, bits, qmax, qmin):
124
- # b, s, head, h-dim->b, head, s, h-dim
125
- qtype = torch.uint8
126
- device = fdata.device
127
- shape = fdata.shape
128
-
129
- fdata_cal = torch.flatten(fdata, 2)
130
- fmax = torch.amax(fdata_cal, dim=-1, keepdim=True)
131
- fmin = torch.amin(fdata_cal, dim=-1, keepdim=True)
132
- # Compute params
133
- if qmax.device != fmax.device:
134
- qmax = qmax.to(device)
135
- qmin = qmin.to(device)
136
- scale = (fmax - fmin) / (qmax - qmin)
137
- zero = qmin - fmin / scale
138
- scale = scale.unsqueeze(-1).repeat(1,1,shape[2],1).contiguous()
139
- zero = zero.unsqueeze(-1).repeat(1,1,shape[2],1).contiguous()
140
- # Quantize
141
- res_data = fdata / scale + zero
142
- qdata = torch.clamp(res_data, qmin, qmax).to(qtype)
143
- return qdata.contiguous(), scale, zero
144
-
145
- def dequantize_cache_torch(qdata, scale, zero):
146
- data = scale * (qdata - zero)
147
- return data
148
 
149
  class FlashSelfAttention(torch.nn.Module):
150
  def __init__(
@@ -164,33 +98,11 @@ class FlashSelfAttention(torch.nn.Module):
164
  self.softmax_scale = softmax_scale
165
  self.dropout_p = attention_dropout
166
 
167
- def unpad_input(self, hidden_states, attention_mask):
168
- valid_mask = attention_mask.squeeze(1).squeeze(1).eq(0)
169
- seqlens_in_batch = valid_mask.sum(dim=-1, dtype=torch.int32)
170
- indices = torch.nonzero(valid_mask.flatten(), as_tuple=False).flatten()
171
- max_seqlen_in_batch = seqlens_in_batch.max().item()
172
- cu_seqlens = F.pad(torch.cumsum(seqlens_in_batch, dim=0, dtype=torch.torch.int32), (1, 0))
173
- hidden_states = hidden_states[indices]
174
- return hidden_states, indices, cu_seqlens, max_seqlen_in_batch
175
-
176
- def pad_input(self, hidden_states, indices, batch, seqlen):
177
- output = torch.zeros(batch * seqlen, *hidden_states.shape[1:], device=hidden_states.device,
178
- dtype=hidden_states.dtype)
179
- output[indices] = hidden_states
180
- return rearrange(output, '(b s) ... -> b s ...', b=batch)
181
-
182
- def forward(self, q, k, v, attention_mask=None):
183
  assert all((i.dtype in [torch.float16, torch.bfloat16] for i in (q, k, v)))
184
  assert all((i.is_cuda for i in (q, k, v)))
185
  batch_size, seqlen_q = q.shape[0], q.shape[1]
186
  seqlen_k = k.shape[1]
187
- seqlen_out = seqlen_q
188
-
189
- if flash_attn_func is not None and batch_size == 1:
190
- dropout_p = self.dropout_p if self.training else 0
191
- output = flash_attn_func(q, k, v, dropout_p, softmax_scale=self.softmax_scale, causal=self.causal)
192
- return output
193
-
194
  q, k, v = [rearrange(x, "b s ... -> (b s) ...") for x in [q, k, v]]
195
  cu_seqlens_q = torch.arange(
196
  0,
@@ -200,14 +112,13 @@ class FlashSelfAttention(torch.nn.Module):
200
  device=q.device,
201
  )
202
 
203
- if batch_size > 1 and attention_mask is not None:
204
- k, indices_k, cu_seqlens_k, seqlen_k = self.unpad_input(k, attention_mask)
205
- if q.size(0) == v.size(0):
206
- q = q[indices_k]
207
- cu_seqlens_q = cu_seqlens_k
208
- seqlen_q = seqlen_k
209
- v = v[indices_k]
210
  else:
 
211
  cu_seqlens_k = torch.arange(
212
  0,
213
  (batch_size + 1) * seqlen_k,
@@ -215,15 +126,7 @@ class FlashSelfAttention(torch.nn.Module):
215
  dtype=torch.int32,
216
  device=q.device,
217
  )
218
-
219
- if self.training:
220
- assert seqlen_k == seqlen_q
221
- is_causal = self.causal
222
- dropout_p = self.dropout_p
223
- else:
224
- is_causal = seqlen_q == seqlen_k
225
- dropout_p = 0
226
-
227
  output = flash_attn_unpadded_func(
228
  q,
229
  k,
@@ -232,23 +135,30 @@ class FlashSelfAttention(torch.nn.Module):
232
  cu_seqlens_k,
233
  seqlen_q,
234
  seqlen_k,
235
- dropout_p,
236
  softmax_scale=self.softmax_scale,
237
  causal=is_causal,
238
  )
239
- if batch_size > 1 and attention_mask is not None and seqlen_q == seqlen_k:
240
- output = self.pad_input(output, indices_k, batch_size, seqlen_out)
241
- else:
242
- new_shape = (batch_size, output.shape[0] // batch_size) + output.shape[1:]
243
- output = output.view(new_shape)
244
  return output
245
 
246
 
247
  class QWenAttention(nn.Module):
248
- def __init__(self, config):
249
  super().__init__()
250
 
 
 
 
 
 
 
 
 
251
  self.register_buffer("masked_bias", torch.tensor(-1e4), persistent=False)
 
 
252
  self.seq_length = config.seq_length
253
 
254
  self.hidden_size = config.hidden_size
@@ -259,6 +169,8 @@ class QWenAttention(nn.Module):
259
  self.use_flash_attn = config.use_flash_attn
260
  self.scale_attn_weights = True
261
 
 
 
262
  self.projection_size = config.kv_channels * config.num_attention_heads
263
 
264
  assert self.projection_size % config.num_attention_heads == 0
@@ -279,10 +191,25 @@ class QWenAttention(nn.Module):
279
  and not self.is_fp32
280
  ):
281
  self.core_attention_flash = FlashSelfAttention(
282
- causal=True, attention_dropout=config.attn_dropout_prob
283
  )
 
284
  self.bf16 = config.bf16
285
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
286
  self.use_dynamic_ntk = config.use_dynamic_ntk
287
  self.use_logn_attn = config.use_logn_attn
288
 
@@ -290,104 +217,100 @@ class QWenAttention(nn.Module):
290
  math.log(i, self.seq_length) if i > self.seq_length else 1
291
  for i in range(1, 32768)
292
  ]
293
- logn_tensor = torch.tensor(logn_list)[None, :, None, None]
294
- self.register_buffer("logn_tensor", logn_tensor, persistent=False)
295
-
296
- self.attn_dropout = nn.Dropout(config.attn_dropout_prob)
297
- self.softmax_in_fp32 = config.softmax_in_fp32 if hasattr(config, 'softmax_in_fp32') else False
298
- self.use_cache_quantization = config.use_cache_quantization if hasattr(config, 'use_cache_quantization') else False
299
- self.use_cache_kernel = config.use_cache_kernel if hasattr(config,'use_cache_kernel') else False
300
- cache_dtype = torch.float
301
- if self.bf16:
302
- cache_dtype=torch.bfloat16
303
- elif config.fp16:
304
- cache_dtype = torch.float16
305
- self.cache_qmax = torch.tensor(torch.iinfo(torch.uint8).max, dtype=cache_dtype)
306
- self.cache_qmin = torch.tensor(torch.iinfo(torch.uint8).min, dtype=cache_dtype)
307
-
308
- if config.use_cache_quantization and config.use_cache_kernel:
309
- # pre check if the support files existing
310
- module_root = pathlib.Path(__file__).parent
311
- src_files = ("cache_autogptq_cuda_256.cpp", "cache_autogptq_cuda_kernel_256.cu")
312
- if any(not (module_root/src).is_file() for src in src_files):
313
- warnings.warn("KV cache kernel source files (.cpp and .cu) not found.")
314
- self.cache_kernels = None
315
- else:
316
- try:
317
- from .cpp_kernels import cache_autogptq_cuda_256
318
- self.cache_kernels = cache_autogptq_cuda_256
319
- except ImportError:
320
- warnings.warn("Failed to import KV cache kernels.")
321
- self.cache_kernels = None
322
-
323
- def _attn(self, query, key, value, causal_mask=None, attention_mask=None, head_mask=None):
324
- device = query.device
325
- if self.use_cache_quantization:
326
- qk, qk_scale, qk_zero = key
327
- if self.use_cache_kernel and self.cache_kernels is not None:
328
- shape = query.shape[:-1] + (qk.shape[-2],)
329
- attn_weights = torch.zeros(shape, dtype=torch.float16, device=device)
330
- self.cache_kernels.vecquant8matmul_batched_faster_old(
331
- query.contiguous() if query.dtype == torch.float16 else query.to(torch.float16).contiguous(),
332
- qk.transpose(-1, -2).contiguous(),
333
- attn_weights,
334
- qk_scale.contiguous() if qk_scale.dtype == torch.float16 else qk_scale.to(torch.float16).contiguous(),
335
- qk_zero.contiguous()if qk_zero.dtype == torch.float16 else qk_zero.to(torch.float16).contiguous())
336
- # attn_weights = attn_weights.to(query.dtype).contiguous()
337
- else:
338
- key = dequantize_cache_torch(qk, qk_scale, qk_zero)
339
- attn_weights = torch.matmul(query, key.transpose(-1, -2))
340
- else:
341
- attn_weights = torch.matmul(query, key.transpose(-1, -2))
342
 
343
  if self.scale_attn_weights:
344
- if self.use_cache_quantization:
345
- size_temp = value[0].size(-1)
346
- else:
347
- size_temp = value.size(-1)
348
- attn_weights = attn_weights / (size_temp ** 0.5)
 
349
 
 
 
 
 
350
  mask_value = torch.finfo(attn_weights.dtype).min
351
- if causal_mask is not None:
352
- attn_weights = torch.where(
353
- causal_mask, attn_weights.to(attn_weights.dtype), mask_value
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
354
  )
 
 
 
 
 
 
 
 
 
 
 
 
 
 
355
 
356
  if attention_mask is not None:
357
  attn_weights = attn_weights + attention_mask
358
 
359
- if self.softmax_in_fp32:
360
- attn_weights = nn.functional.softmax(attn_weights.float(), dim=-1)
361
- else:
362
- attn_weights = nn.functional.softmax(attn_weights, dim=-1)
363
 
364
- attn_weights = attn_weights.type(query.dtype)
 
 
 
 
365
  attn_weights = self.attn_dropout(attn_weights)
366
 
367
  if head_mask is not None:
368
  attn_weights = attn_weights * head_mask
369
 
370
- if self.use_cache_quantization:
371
- qv, qv_scale, qv_zero = value
372
- if self.use_cache_kernel and self.cache_kernels is not None:
373
- shape = attn_weights.shape[:-1] + (query.shape[-1],)
374
- attn_output = torch.zeros(shape, dtype=torch.float16, device=device)
375
- self.cache_kernels.vecquant8matmul_batched_column_compression_faster_old(
376
- attn_weights.contiguous() if attn_weights.dtype == torch.float16 else attn_weights.to(torch.float16).contiguous(),
377
- qv.contiguous(), # dtype: int32
378
- attn_output,
379
- qv_scale.contiguous() if qv_scale.dtype == torch.float16 else qv_scale.to(torch.float16).contiguous(),
380
- qv_zero.contiguous() if qv_zero.dtype == torch.float16 else qv_zero.to(torch.float16).contiguous())
381
- if attn_output.dtype != query.dtype:
382
- attn_output = attn_output.to(query.dtype)
383
- attn_weights = attn_weights.to(query.dtype)
384
- else:
385
- value = dequantize_cache_torch(qv, qv_scale, qv_zero)
386
- attn_output = torch.matmul(attn_weights, value)
387
- else:
388
- attn_output = torch.matmul(attn_weights, value)
389
-
390
- attn_output = attn_output.transpose(1, 2)
391
 
392
  return attn_output, attn_weights
393
 
@@ -404,7 +327,6 @@ class QWenAttention(nn.Module):
404
  def forward(
405
  self,
406
  hidden_states: Optional[Tuple[torch.FloatTensor]],
407
- rotary_pos_emb_list: Optional[List[List[torch.Tensor]]] = None,
408
  layer_past: Optional[Tuple[torch.Tensor]] = None,
409
  attention_mask: Optional[torch.FloatTensor] = None,
410
  head_mask: Optional[torch.FloatTensor] = None,
@@ -413,80 +335,64 @@ class QWenAttention(nn.Module):
413
  output_attentions: Optional[bool] = False,
414
  use_cache: Optional[bool] = False,
415
  ):
416
- mixed_x_layer = self.c_attn(hidden_states)
417
 
 
418
  query, key, value = mixed_x_layer.split(self.split_size, dim=2)
419
 
420
  query = self._split_heads(query, self.num_heads, self.head_dim)
421
  key = self._split_heads(key, self.num_heads, self.head_dim)
422
  value = self._split_heads(value, self.num_heads, self.head_dim)
423
 
424
- if rotary_pos_emb_list is not None:
425
- cur_len = query.shape[1]
426
- if len(rotary_pos_emb_list) == 1:
427
- rotary_pos_emb = rotary_pos_emb_list[0]
428
- rotary_pos_emb = [i[:, -cur_len:, :, :] for i in rotary_pos_emb]
429
- rotary_pos_emb = (rotary_pos_emb,) * 2
430
- q_pos_emb, k_pos_emb = rotary_pos_emb
431
- # Slice the pos emb for current inference
432
- query = apply_rotary_pos_emb(query, q_pos_emb)
433
- key = apply_rotary_pos_emb(key, k_pos_emb)
 
 
 
 
 
 
 
 
 
 
 
 
434
  else:
435
- query_list = []
436
- key_list = []
437
- for i, rotary_pos_emb in enumerate(rotary_pos_emb_list):
438
- rotary_pos_emb = [i[:, -cur_len:, :, :] for i in rotary_pos_emb]
439
- rotary_pos_emb = (rotary_pos_emb,) * 2
440
- q_pos_emb, k_pos_emb = rotary_pos_emb
441
- # Slice the pos emb for current inference
442
- query_list += [apply_rotary_pos_emb(query[i:i+1, :, :], q_pos_emb)]
443
- key_list += [apply_rotary_pos_emb(key[i:i+1, :, :], k_pos_emb)]
444
- query = torch.cat(query_list, dim=0)
445
- key = torch.cat(key_list, dim=0)
446
-
447
- if self.use_cache_quantization:
448
- key = quantize_cache_v(key.permute(0, 2, 1, 3),
449
- bits=8,
450
- qmin=self.cache_qmin,
451
- qmax=self.cache_qmax)
452
- value = quantize_cache_v(value.permute(0, 2, 1, 3),
453
- bits=8,
454
- qmin=self.cache_qmin,
455
- qmax=self.cache_qmax)
456
 
 
 
 
 
 
 
 
 
457
 
458
  if layer_past is not None:
459
  past_key, past_value = layer_past[0], layer_past[1]
460
- if self.use_cache_quantization:
461
- # use_cache_quantization:
462
- # present=((q_key,key_scale,key_zero_point),
463
- # (q_value,value_scale,value_zero_point))
464
- key = (torch.cat((past_key[0], key[0]), dim=2),
465
- torch.cat((past_key[1], key[1]), dim=2),
466
- torch.cat((past_key[2], key[2]), dim=2))
467
- value = (torch.cat((past_value[0], value[0]), dim=2),
468
- torch.cat((past_value[1], value[1]), dim=2),
469
- torch.cat((past_value[2], value[2]), dim=2))
470
- else:
471
- # not use_cache_quantization:
472
- # present=(key,value)
473
- key = torch.cat((past_key, key), dim=1)
474
- value = torch.cat((past_value, value), dim=1)
475
 
476
  if use_cache:
477
  present = (key, value)
478
  else:
479
  present = None
480
 
481
- key_size = key[0].size(2) if self.use_cache_quantization else key.size(1)
482
- if key_size > self.seq_length and self.use_logn_attn and not self.training:
483
- if self.use_cache_quantization:
484
- seq_start = key[0].size(2) - query.size(1)
485
- seq_end = key[0].size(2)
486
- else:
487
- seq_start = key.size(1) - query.size(1)
488
- seq_end = key.size(1)
489
- logn_tensor = self.logn_tensor[:, seq_start:seq_end, :, :].type_as(query)
490
  query = query * logn_tensor.expand_as(query)
491
 
492
  if (
@@ -496,49 +402,23 @@ class QWenAttention(nn.Module):
496
  and query.is_cuda
497
  ):
498
  q, k, v = query, key, value
499
- attn_output = self.core_attention_flash(q, k, v, attention_mask=attention_mask)
 
 
 
 
500
  else:
501
- key_size = key[0].size(2) if self.use_cache_quantization else key.size(1)
502
- if query.size(1) == key_size:
503
- causal_mask = torch.tril(
504
- torch.ones((key_size, key_size), dtype=torch.bool, device=query.device)
505
- ).view(1, 1, key_size, key_size)
506
- else:
507
- causal_mask = None
508
  query = query.permute(0, 2, 1, 3)
509
- if not self.use_cache_quantization:
510
- key = key.permute(0, 2, 1, 3)
511
- value = value.permute(0, 2, 1, 3)
512
- if (
513
- causal_mask is None
514
- and self.use_flash_attn
515
- and flash_attn_unpadded_func is not None
516
- and not self.is_fp32
517
- and not query.is_cuda
518
- ):
519
- raise Exception(_ERROR_INPUT_CPU_QUERY_WITH_FLASH_ATTN_ACTIVATED)
520
-
521
- if not self.use_cache_quantization and SUPPORT_TORCH2:
522
- if attention_mask is not None:
523
- attention_mask = attention_mask.expand(-1, -1, query.size(2), -1)
524
- if causal_mask is not None:
525
- attention_mask = attention_mask.masked_fill(~causal_mask, torch.finfo(query.dtype).min)
526
- else:
527
- attention_mask = causal_mask
528
- attn_output = F.scaled_dot_product_attention(
529
- query, key, value, attn_mask=attention_mask
530
- ).transpose(1, 2)
531
- attn_weight = None
532
- else:
533
- attn_output, attn_weight = self._attn(
534
- query, key, value, causal_mask, attention_mask, head_mask
535
- )
536
- context_layer = self._merge_heads(
537
- attn_output, self.num_heads, self.head_dim
538
- )
539
 
540
  attn_output = self.c_proj(context_layer)
541
-
542
  outputs = (attn_output, present)
543
  if output_attentions:
544
  if (
@@ -547,8 +427,6 @@ class QWenAttention(nn.Module):
547
  and not self.is_fp32
548
  ):
549
  raise ValueError("Cannot output attentions while using flash-attn")
550
- elif not self.use_cache_quantization and SUPPORT_TORCH2:
551
- raise ValueError("Cannot output attentions while using scaled_dot_product_attention")
552
  else:
553
  outputs += (attn_weight,)
554
 
@@ -559,12 +437,12 @@ class QWenMLP(nn.Module):
559
  def __init__(self, config):
560
  super().__init__()
561
  self.w1 = nn.Linear(
562
- config.hidden_size, config.intermediate_size // 2, bias=not config.no_bias
563
  )
564
  self.w2 = nn.Linear(
565
- config.hidden_size, config.intermediate_size // 2, bias=not config.no_bias
566
  )
567
- ff_dim_in = config.intermediate_size // 2
568
  self.c_proj = nn.Linear(ff_dim_in, config.hidden_size, bias=not config.no_bias)
569
 
570
  def forward(self, hidden_states):
@@ -576,16 +454,24 @@ class QWenMLP(nn.Module):
576
 
577
 
578
  class QWenBlock(nn.Module):
579
- def __init__(self, config):
580
  super().__init__()
 
 
 
 
 
581
  hidden_size = config.hidden_size
 
 
 
582
  self.bf16 = config.bf16
583
 
584
  self.ln_1 = RMSNorm(
585
  hidden_size,
586
  eps=config.layer_norm_epsilon,
587
  )
588
- self.attn = QWenAttention(config)
589
  self.ln_2 = RMSNorm(
590
  hidden_size,
591
  eps=config.layer_norm_epsilon,
@@ -596,7 +482,6 @@ class QWenBlock(nn.Module):
596
  def forward(
597
  self,
598
  hidden_states: Optional[Tuple[torch.FloatTensor]],
599
- rotary_pos_emb_list: Optional[List[List[torch.Tensor]]] = None,
600
  layer_past: Optional[Tuple[torch.Tensor]] = None,
601
  attention_mask: Optional[torch.FloatTensor] = None,
602
  head_mask: Optional[torch.FloatTensor] = None,
@@ -609,7 +494,6 @@ class QWenBlock(nn.Module):
609
 
610
  attn_outputs = self.attn(
611
  layernorm_output,
612
- rotary_pos_emb_list,
613
  layer_past=layer_past,
614
  attention_mask=attention_mask,
615
  head_mask=head_mask,
@@ -620,12 +504,19 @@ class QWenBlock(nn.Module):
620
 
621
  outputs = attn_outputs[1:]
622
 
623
- residual = hidden_states
 
 
 
624
  layernorm_input = attn_output + residual
625
 
626
  layernorm_output = self.ln_2(layernorm_input)
627
 
628
- residual = layernorm_input
 
 
 
 
629
  mlp_output = self.mlp(layernorm_output)
630
  hidden_states = residual + mlp_output
631
 
@@ -643,7 +534,6 @@ class QWenPreTrainedModel(PreTrainedModel):
643
  is_parallelizable = False
644
  supports_gradient_checkpointing = True
645
  _no_split_modules = ["QWenBlock"]
646
- _skip_keys_device_placement = "past_key_values"
647
 
648
  def __init__(self, *inputs, **kwargs):
649
  super().__init__(*inputs, **kwargs)
@@ -667,7 +557,7 @@ class QWenPreTrainedModel(PreTrainedModel):
667
  mean=0.0,
668
  std=(
669
  self.config.initializer_range
670
- / math.sqrt(2 * self.config.num_hidden_layers)
671
  ),
672
  )
673
 
@@ -681,40 +571,31 @@ class QWenModel(QWenPreTrainedModel):
681
 
682
  def __init__(self, config):
683
  super().__init__(config)
684
- self.vocab_size = config.vocab_size
685
  self.num_hidden_layers = config.num_hidden_layers
686
  self.embed_dim = config.hidden_size
687
- self.use_cache_quantization = self.config.use_cache_quantization if hasattr(self.config, 'use_cache_quantization') else False
688
 
 
 
689
  self.gradient_checkpointing = False
690
- self.use_dynamic_ntk = config.use_dynamic_ntk
691
- self.seq_length = config.seq_length
692
-
693
- self.wte = nn.Embedding(self.vocab_size, self.embed_dim)
694
-
695
- self.drop = nn.Dropout(config.emb_dropout_prob)
696
 
697
- if config.rotary_pct == 1.0:
698
- self.rotary_ndims = None
 
 
 
699
  else:
700
- assert config.rotary_pct < 1
701
- self.rotary_ndims = int(
702
- config.kv_channels * config.rotary_pct
703
- )
704
- dim = (
705
- self.rotary_ndims
706
- if self.rotary_ndims is not None
707
- else config.kv_channels
708
- )
709
- self.rotary_emb = RotaryEmbedding(dim, base=config.rotary_emb_base)
710
 
711
- self.use_flash_attn = config.use_flash_attn
712
- self.is_fp32 = not (config.bf16 or config.fp16)
713
 
 
714
  self.h = nn.ModuleList(
715
  [
716
  QWenBlock(
717
- config
 
718
  )
719
  for i in range(config.num_hidden_layers)
720
  ]
@@ -732,12 +613,6 @@ class QWenModel(QWenPreTrainedModel):
732
  def set_input_embeddings(self, new_embeddings):
733
  self.wte = new_embeddings
734
 
735
- def get_ntk_alpha(self, true_seq_len):
736
- context_value = math.log(true_seq_len / self.seq_length, 2) + 1
737
- ntk_alpha = 2 ** math.ceil(context_value) - 1
738
- ntk_alpha = max(ntk_alpha, 1)
739
- return ntk_alpha
740
-
741
  def forward(
742
  self,
743
  input_ids: Optional[torch.LongTensor] = None,
@@ -794,10 +669,8 @@ class QWenModel(QWenPreTrainedModel):
794
  past_length = 0
795
  past_key_values = tuple([None] * len(self.h))
796
  else:
797
- if self.use_cache_quantization:
798
- past_length = past_key_values[0][0][0].size(2)
799
- else:
800
- past_length = past_key_values[0][0].size(-2)
801
  if position_ids is None:
802
  position_ids = torch.arange(
803
  past_length,
@@ -816,39 +689,14 @@ class QWenModel(QWenPreTrainedModel):
816
  attention_mask = (1.0 - attention_mask) * torch.finfo(self.dtype).min
817
 
818
  encoder_attention_mask = None
819
- head_mask = self.get_head_mask(head_mask, self.config.num_hidden_layers)
820
 
821
  if inputs_embeds is None:
822
  inputs_embeds = self.wte(input_ids)
823
  hidden_states = inputs_embeds
824
-
825
- kv_seq_len = hidden_states.size()[1]
826
- if past_key_values[0] is not None:
827
- # past key values[0][0] shape: bs * seq_len * head_num * dim
828
- if self.use_cache_quantization:
829
- kv_seq_len += past_key_values[0][0][0].shape[2]
830
- else:
831
- kv_seq_len += past_key_values[0][0].shape[1]
832
-
833
- if self.training or not self.use_dynamic_ntk:
834
- ntk_alpha_list = [1.0]
835
- elif kv_seq_len != hidden_states.size()[1]:
836
- ntk_alpha_list = self.rotary_emb._ntk_alpha_cached_list
837
- else:
838
- ntk_alpha_list = []
839
- if attention_mask is not None and kv_seq_len > self.seq_length:
840
- true_seq_lens = attention_mask.squeeze(1).squeeze(1).eq(0).sum(dim=-1, dtype=torch.int32)
841
- for i in range(hidden_states.size()[0]):
842
- true_seq_len = true_seq_lens[i].item()
843
- ntk_alpha = self.get_ntk_alpha(true_seq_len)
844
- ntk_alpha_list.append(ntk_alpha)
845
- else:
846
- ntk_alpha = self.get_ntk_alpha(kv_seq_len)
847
- ntk_alpha_list.append(ntk_alpha)
848
- self.rotary_emb._ntk_alpha_cached_list = ntk_alpha_list
849
- rotary_pos_emb_list = [
850
- self.rotary_emb(kv_seq_len, ntk_alpha=ntk_alpha) for ntk_alpha in ntk_alpha_list
851
- ]
852
 
853
  hidden_states = self.drop(hidden_states)
854
  output_shape = input_shape + (hidden_states.size(-1),)
@@ -880,7 +728,6 @@ class QWenModel(QWenPreTrainedModel):
880
  outputs = torch.utils.checkpoint.checkpoint(
881
  create_custom_forward(block),
882
  hidden_states,
883
- rotary_pos_emb_list,
884
  None,
885
  attention_mask,
886
  head_mask[i],
@@ -891,7 +738,6 @@ class QWenModel(QWenPreTrainedModel):
891
  outputs = block(
892
  hidden_states,
893
  layer_past=layer_past,
894
- rotary_pos_emb_list=rotary_pos_emb_list,
895
  attention_mask=attention_mask,
896
  head_mask=head_mask[i],
897
  encoder_hidden_states=encoder_hidden_states,
@@ -902,16 +748,13 @@ class QWenModel(QWenPreTrainedModel):
902
 
903
  hidden_states = outputs[0]
904
  if use_cache is True:
905
- presents = presents + (outputs[1],)
906
 
907
  if output_attentions:
908
- all_self_attentions = all_self_attentions + (outputs[2 if use_cache else 1],)
909
 
910
  hidden_states = self.ln_f(hidden_states)
911
  hidden_states = hidden_states.view(output_shape)
912
- # Add last hidden state
913
- if output_hidden_states:
914
- all_hidden_states = all_hidden_states + (hidden_states,)
915
 
916
  if not return_dict:
917
  return tuple(
@@ -932,53 +775,11 @@ class QWenLMHeadModel(QWenPreTrainedModel):
932
 
933
  def __init__(self, config):
934
  super().__init__(config)
935
- assert (
936
- config.bf16 + config.fp16 + config.fp32 <= 1
937
- ), "Only one of \"bf16\", \"fp16\", \"fp32\" can be true"
938
-
939
- autoset_precision = config.bf16 + config.fp16 + config.fp32 == 0
940
-
941
- if autoset_precision:
942
- if SUPPORT_BF16:
943
- logger.warn(
944
- "The model is automatically converting to bf16 for faster inference. "
945
- "If you want to disable the automatic precision, please manually add bf16/fp16/fp32=True to \"AutoModelForCausalLM.from_pretrained\"."
946
- )
947
- config.bf16 = True
948
- elif SUPPORT_FP16:
949
- logger.warn(
950
- "The model is automatically converting to fp16 for faster inference. "
951
- "If you want to disable the automatic precision, please manually add bf16/fp16/fp32=True to \"AutoModelForCausalLM.from_pretrained\"."
952
- )
953
- config.fp16 = True
954
- else:
955
- config.fp32 = True
956
-
957
- if config.bf16 and SUPPORT_CUDA and not SUPPORT_BF16:
958
- logger.warn("Your device does NOT seem to support bf16, you can switch to fp16 or fp32 by by passing fp16/fp32=True in \"AutoModelForCausalLM.from_pretrained\".")
959
- if config.fp16 and SUPPORT_CUDA and not SUPPORT_FP16:
960
- logger.warn("Your device does NOT support faster inference with fp16, please switch to fp32 which is likely to be faster")
961
- if config.fp32:
962
- if SUPPORT_BF16:
963
- logger.warn("Your device support faster inference by passing bf16=True in \"AutoModelForCausalLM.from_pretrained\".")
964
- elif SUPPORT_FP16:
965
- logger.warn("Your device support faster inference by passing fp16=True in \"AutoModelForCausalLM.from_pretrained\".")
966
-
967
- if config.use_flash_attn == "auto":
968
- if config.bf16 or config.fp16:
969
- logger.warn("Try importing flash-attention for faster inference...")
970
- config.use_flash_attn = True
971
- else:
972
- config.use_flash_attn = False
973
- if config.use_flash_attn and config.fp32:
974
- logger.warn("Flash attention will be disabled because it does NOT support fp32.")
975
-
976
- if config.use_flash_attn:
977
- _import_flash_attn()
978
-
979
  self.transformer = QWenModel(config)
980
- self.lm_head = nn.Linear(config.hidden_size, config.vocab_size, bias=False)
981
-
 
 
982
  if config.bf16:
983
  self.transformer.bfloat16()
984
  self.lm_head.bfloat16()
@@ -996,13 +797,22 @@ class QWenLMHeadModel(QWenPreTrainedModel):
996
  def prepare_inputs_for_generation(
997
  self, input_ids, past_key_values=None, inputs_embeds=None, **kwargs
998
  ):
 
999
  if past_key_values:
1000
  input_ids = input_ids[:, -1].unsqueeze(-1)
 
 
1001
 
1002
- if input_ids.size(0) == 1:
1003
- attention_mask = None
 
 
 
 
 
 
1004
  else:
1005
- attention_mask = kwargs.get("attention_mask", None)
1006
 
1007
  if inputs_embeds is not None and past_key_values is None:
1008
  model_inputs = {"inputs_embeds": inputs_embeds}
@@ -1013,7 +823,9 @@ class QWenLMHeadModel(QWenPreTrainedModel):
1013
  {
1014
  "past_key_values": past_key_values,
1015
  "use_cache": kwargs.get("use_cache"),
 
1016
  "attention_mask": attention_mask,
 
1017
  }
1018
  )
1019
  return model_inputs
@@ -1100,129 +912,46 @@ class QWenLMHeadModel(QWenPreTrainedModel):
1100
  query: str,
1101
  history: Optional[HistoryType],
1102
  system: str = "You are a helpful assistant.",
1103
- stream: Optional[bool] = _SENTINEL,
1104
- stop_words_ids: Optional[List[List[int]]] = None,
1105
- generation_config: Optional[GenerationConfig] = None,
1106
- **kwargs,
1107
  ) -> Tuple[str, HistoryType]:
1108
- generation_config = generation_config if generation_config is not None else self.generation_config
1109
 
1110
- assert stream is _SENTINEL, _ERROR_STREAM_IN_CHAT
1111
- assert generation_config.chat_format == 'chatml', _ERROR_BAD_CHAT_FORMAT
1112
  if history is None:
1113
  history = []
1114
- else:
1115
- # make a copy of the user's input such that is is left untouched
1116
- history = copy.deepcopy(history)
1117
-
1118
- if stop_words_ids is None:
1119
- stop_words_ids = []
1120
 
1121
- max_window_size = kwargs.get('max_window_size', None)
1122
- if max_window_size is None:
1123
- max_window_size = generation_config.max_window_size
1124
  raw_text, context_tokens = make_context(
1125
  tokenizer,
1126
  query,
1127
  history=history,
1128
  system=system,
1129
- max_window_size=max_window_size,
1130
- chat_format=generation_config.chat_format,
1131
  )
1132
 
1133
- stop_words_ids.extend(get_stop_words_ids(
1134
- generation_config.chat_format, tokenizer
1135
- ))
1136
  input_ids = torch.tensor([context_tokens]).to(self.device)
 
1137
  outputs = self.generate(
1138
- input_ids,
1139
- stop_words_ids=stop_words_ids,
1140
- return_dict_in_generate=False,
1141
- generation_config=generation_config,
1142
- **kwargs,
1143
- )
1144
 
1145
  response = decode_tokens(
1146
  outputs[0],
1147
  tokenizer,
1148
  raw_text_len=len(raw_text),
1149
  context_length=len(context_tokens),
1150
- chat_format=generation_config.chat_format,
1151
  verbose=False,
1152
- errors='replace'
1153
  )
1154
 
1155
- # as history is a copy of the user inputs,
1156
- # we can always return the new turn to the user.
1157
- # separating input history and output history also enables the user
1158
- # to implement more complex history management
1159
- history.append((query, response))
1160
 
1161
  return response, history
1162
 
1163
- def chat_stream(
1164
- self,
1165
- tokenizer: PreTrainedTokenizer,
1166
- query: str,
1167
- history: Optional[HistoryType],
1168
- system: str = "You are a helpful assistant.",
1169
- stop_words_ids: Optional[List[List[int]]] = None,
1170
- logits_processor: Optional[LogitsProcessorList] = None,
1171
- generation_config: Optional[GenerationConfig] = None,
1172
- **kwargs,
1173
- ) -> Generator[str, Any, None]:
1174
- generation_config = generation_config if generation_config is not None else self.generation_config
1175
- assert generation_config.chat_format == 'chatml', _ERROR_BAD_CHAT_FORMAT
1176
- if history is None:
1177
- history = []
1178
- if stop_words_ids is None:
1179
- stop_words_ids = []
1180
-
1181
- max_window_size = kwargs.get('max_window_size', None)
1182
- if max_window_size is None:
1183
- max_window_size = generation_config.max_window_size
1184
- raw_text, context_tokens = make_context(
1185
- tokenizer,
1186
- query,
1187
- history=history,
1188
- system=system,
1189
- max_window_size=max_window_size,
1190
- chat_format=generation_config.chat_format,
1191
- )
1192
-
1193
- stop_words_ids.extend(get_stop_words_ids(
1194
- generation_config.chat_format, tokenizer
1195
- ))
1196
- if stop_words_ids is not None:
1197
- stop_words_logits_processor = StopWordsLogitsProcessor(
1198
- stop_words_ids=stop_words_ids,
1199
- eos_token_id=generation_config.eos_token_id,
1200
- )
1201
- if logits_processor is None:
1202
- logits_processor = LogitsProcessorList([stop_words_logits_processor])
1203
- else:
1204
- logits_processor.append(stop_words_logits_processor)
1205
- input_ids = torch.tensor([context_tokens]).to(self.device)
1206
-
1207
- from transformers_stream_generator.main import NewGenerationMixin, StreamGenerationConfig
1208
- self.__class__.generate_stream = NewGenerationMixin.generate
1209
- self.__class__.sample_stream = NewGenerationMixin.sample_stream
1210
- stream_config = StreamGenerationConfig(**generation_config.to_dict(), do_stream=True)
1211
-
1212
- def stream_generator():
1213
- outputs = []
1214
- for token in self.generate_stream(
1215
- input_ids,
1216
- return_dict_in_generate=False,
1217
- generation_config=stream_config,
1218
- logits_processor=logits_processor,
1219
- seed=-1,
1220
- **kwargs):
1221
- outputs.append(token.item())
1222
- yield tokenizer.decode(outputs, skip_special_tokens=True, errors='ignore')
1223
-
1224
- return stream_generator()
1225
-
1226
  def generate(
1227
  self,
1228
  inputs: Optional[torch.Tensor] = None,
@@ -1233,23 +962,20 @@ class QWenLMHeadModel(QWenPreTrainedModel):
1233
  Callable[[int, torch.Tensor], List[int]]
1234
  ] = None,
1235
  synced_gpus: Optional[bool] = None,
1236
- assistant_model: Optional["PreTrainedModel"] = None,
1237
  streamer: Optional["BaseStreamer"] = None,
1238
  **kwargs,
1239
  ) -> Union[GenerateOutput, torch.LongTensor]:
1240
- generation_config = generation_config if generation_config is not None else self.generation_config
1241
-
1242
  # Process stop_words_ids.
1243
  stop_words_ids = kwargs.pop("stop_words_ids", None)
1244
  if stop_words_ids is None and generation_config is not None:
1245
  stop_words_ids = getattr(generation_config, "stop_words_ids", None)
1246
  if stop_words_ids is None:
1247
- stop_words_ids = getattr(generation_config, "stop_words_ids", None)
1248
 
1249
  if stop_words_ids is not None:
1250
  stop_words_logits_processor = StopWordsLogitsProcessor(
1251
  stop_words_ids=stop_words_ids,
1252
- eos_token_id=generation_config.eos_token_id,
1253
  )
1254
  if logits_processor is None:
1255
  logits_processor = LogitsProcessorList([stop_words_logits_processor])
@@ -1258,13 +984,12 @@ class QWenLMHeadModel(QWenPreTrainedModel):
1258
 
1259
  return super().generate(
1260
  inputs,
1261
- generation_config=generation_config,
1262
- logits_processor=logits_processor,
1263
- stopping_criteria=stopping_criteria,
1264
- prefix_allowed_tokens_fn=prefix_allowed_tokens_fn,
1265
- synced_gpus=synced_gpus,
1266
- assistant_model=assistant_model,
1267
- streamer=streamer,
1268
  **kwargs,
1269
  )
1270
 
@@ -1274,17 +999,16 @@ class RotaryEmbedding(torch.nn.Module):
1274
  super().__init__()
1275
  self.dim = dim
1276
  self.base = base
1277
- inv_freq = 1.0 / (base ** (torch.arange(0, dim, 2).float() / dim))
1278
- self.register_buffer("inv_freq", inv_freq, persistent=False)
1279
  if importlib.util.find_spec("einops") is None:
1280
  raise RuntimeError("einops is required for Rotary Embedding")
1281
 
1282
  self._rotary_pos_emb_cache = None
1283
  self._seq_len_cached = 0
1284
  self._ntk_alpha_cached = 1.0
1285
- self._ntk_alpha_cached_list = [1.0]
1286
 
1287
- def update_rotary_pos_emb_cache(self, seqlen, ntk_alpha=1.0):
 
1288
  if seqlen > self._seq_len_cached or ntk_alpha != self._ntk_alpha_cached:
1289
  base = self.base * ntk_alpha ** (self.dim / (self.dim - 2))
1290
  self.inv_freq = 1.0 / (
@@ -1294,23 +1018,18 @@ class RotaryEmbedding(torch.nn.Module):
1294
  / self.dim
1295
  )
1296
  )
1297
- self._seq_len_cached = max(2 * seqlen, 16)
1298
  self._ntk_alpha_cached = ntk_alpha
1299
- seq = torch.arange(self._seq_len_cached, device=self.inv_freq.device)
1300
  freqs = torch.outer(seq.type_as(self.inv_freq), self.inv_freq)
1301
-
1302
  emb = torch.cat((freqs, freqs), dim=-1)
1303
  from einops import rearrange
1304
 
1305
- emb = rearrange(emb, "n d -> 1 n 1 d")
1306
-
1307
- cos, sin = emb.cos(), emb.sin()
1308
- self._rotary_pos_emb_cache = [cos, sin]
1309
 
1310
- def forward(self, max_seq_len, ntk_alpha=1.0):
1311
- self.update_rotary_pos_emb_cache(max_seq_len, ntk_alpha)
1312
- cos, sin = self._rotary_pos_emb_cache
1313
- return [cos[:, :max_seq_len], sin[:, :max_seq_len]]
1314
 
1315
 
1316
  def _rotate_half(x):
@@ -1321,29 +1040,21 @@ def _rotate_half(x):
1321
  return torch.cat((-x2, x1), dim=-1)
1322
 
1323
 
1324
- def apply_rotary_pos_emb(t, freqs):
1325
- """ Apply rotary embedding to the first rotary_dim of the iput
1326
-
1327
- Arguments:
1328
- t (tensor(batch_size, seq_len, n_head, head_dim)):
1329
- the input embedding/hidden states
1330
- freqs (list[tensor(1, seq_len, 1, rotary_dim), tensor(1, seq_len, 1, rotary_dim)]):
1331
- the cached cos/sin position embeddings
1332
- """
1333
- rot_dim = freqs[0].shape[-1]
1334
- cos, sin = freqs
1335
- t_float = t.float()
1336
- if apply_rotary_emb_func is not None and t.is_cuda:
1337
- # apply_rotary_emb in flash_attn requires cos/sin to be of
1338
- # shape (seqlen, rotary_dim / 2) and apply rotary embedding
1339
- # to the first rotary_dim of the input
1340
- cos = cos.squeeze(0).squeeze(1)[:, : rot_dim // 2]
1341
- sin = sin.squeeze(0).squeeze(1)[:, : rot_dim // 2]
1342
- return apply_rotary_emb_func(t_float, cos, sin).type_as(t)
1343
  else:
1344
- t_rot, t_pass = t_float[..., :rot_dim], t_float[..., rot_dim:]
1345
- t_rot = (t_rot * cos) + (_rotate_half(t_rot) * sin)
1346
- return torch.cat((t_rot, t_pass), dim=-1).type_as(t)
 
 
 
1347
 
1348
 
1349
  class RMSNorm(torch.nn.Module):
@@ -1360,4 +1071,4 @@ class RMSNorm(torch.nn.Module):
1360
  return rms_norm(x, self.weight, self.eps)
1361
  else:
1362
  output = self._norm(x.float()).type_as(x)
1363
- return output * self.weight
 
3
  # This source code is licensed under the license found in the
4
  # LICENSE file in the root directory of this source tree.
5
 
 
6
  import importlib
7
  import math
8
+ from typing import TYPE_CHECKING, Optional, Tuple, Union, Callable, List
 
9
 
10
  import torch
11
  import torch.nn.functional as F
12
  import torch.utils.checkpoint
13
+ from torch.cuda.amp import autocast
14
 
15
  from torch.nn import CrossEntropyLoss
16
  from transformers import PreTrainedTokenizer, GenerationConfig, StoppingCriteriaList
 
32
  rearrange = None
33
  from torch import nn
34
 
35
+ try:
36
+ from flash_attn.layers.rotary import apply_rotary_emb_func
37
+ from einops import rearrange
 
38
 
39
+ use_flash_rotary = True
40
+ except ImportError:
41
+ use_flash_rotary = False
42
+ print(
43
+ "Warning: import flash_attn rotary fail, please install FlashAttention rotary to get better performance "
44
+ "https://github.com/Dao-AILab/flash-attention/tree/main/csrc/rotary"
45
+ )
46
+
47
+ try:
48
+ from flash_attn.ops.rms_norm import rms_norm
49
+ except ImportError:
50
+ rms_norm = None
51
+ print(
52
+ "Warning: import flash_attn rms_norm fail, please install FlashAttention layer_norm to get better performance "
53
+ "https://github.com/Dao-AILab/flash-attention/tree/main/csrc/layer_norm"
54
+ )
55
 
56
  from .configuration_qwen import QWenConfig
57
  from .qwen_generation_utils import (
 
70
 
71
  QWen_PRETRAINED_MODEL_ARCHIVE_LIST = ["qwen-7b"]
72
 
73
+ try:
74
+ from flash_attn.flash_attn_interface import flash_attn_unpadded_func
75
+ except ImportError:
76
+ flash_attn_unpadded_func = None
77
+ print(
78
+ "Warning: import flash_attn fail, please install FlashAttention "
79
+ "https://github.com/Dao-AILab/flash-attention"
80
+ )
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
81
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
82
 
83
  class FlashSelfAttention(torch.nn.Module):
84
  def __init__(
 
98
  self.softmax_scale = softmax_scale
99
  self.dropout_p = attention_dropout
100
 
101
+ def forward(self, q, k, v):
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
102
  assert all((i.dtype in [torch.float16, torch.bfloat16] for i in (q, k, v)))
103
  assert all((i.is_cuda for i in (q, k, v)))
104
  batch_size, seqlen_q = q.shape[0], q.shape[1]
105
  seqlen_k = k.shape[1]
 
 
 
 
 
 
 
106
  q, k, v = [rearrange(x, "b s ... -> (b s) ...") for x in [q, k, v]]
107
  cu_seqlens_q = torch.arange(
108
  0,
 
112
  device=q.device,
113
  )
114
 
115
+ if self.training:
116
+ assert seqlen_k == seqlen_q
117
+
118
+ is_causal = self.causal
119
+ cu_seqlens_k = cu_seqlens_q
 
 
120
  else:
121
+ is_causal = seqlen_q == seqlen_k
122
  cu_seqlens_k = torch.arange(
123
  0,
124
  (batch_size + 1) * seqlen_k,
 
126
  dtype=torch.int32,
127
  device=q.device,
128
  )
129
+ self.dropout_p = 0
 
 
 
 
 
 
 
 
130
  output = flash_attn_unpadded_func(
131
  q,
132
  k,
 
135
  cu_seqlens_k,
136
  seqlen_q,
137
  seqlen_k,
138
+ self.dropout_p,
139
  softmax_scale=self.softmax_scale,
140
  causal=is_causal,
141
  )
142
+
143
+ output = rearrange(output, "(b s) ... -> b s ...", b=batch_size)
 
 
 
144
  return output
145
 
146
 
147
  class QWenAttention(nn.Module):
148
+ def __init__(self, config, layer_number=None):
149
  super().__init__()
150
 
151
+ max_positions = config.max_position_embeddings
152
+ self.register_buffer(
153
+ "bias",
154
+ torch.tril(
155
+ torch.ones((max_positions, max_positions), dtype=torch.bool)
156
+ ).view(1, 1, max_positions, max_positions),
157
+ persistent=False,
158
+ )
159
  self.register_buffer("masked_bias", torch.tensor(-1e4), persistent=False)
160
+ self.layer_number = max(1, layer_number)
161
+ self.params_dtype = config.params_dtype
162
  self.seq_length = config.seq_length
163
 
164
  self.hidden_size = config.hidden_size
 
169
  self.use_flash_attn = config.use_flash_attn
170
  self.scale_attn_weights = True
171
 
172
+ self.layer_idx = None
173
+
174
  self.projection_size = config.kv_channels * config.num_attention_heads
175
 
176
  assert self.projection_size % config.num_attention_heads == 0
 
191
  and not self.is_fp32
192
  ):
193
  self.core_attention_flash = FlashSelfAttention(
194
+ causal=True, attention_dropout=config.attn_pdrop
195
  )
196
+
197
  self.bf16 = config.bf16
198
 
199
+ if config.rotary_pct == 1.0:
200
+ self.rotary_ndims = None
201
+ else:
202
+ assert config.rotary_pct < 1
203
+ self.rotary_ndims = int(
204
+ self.hidden_size_per_attention_head * config.rotary_pct
205
+ )
206
+ dim = (
207
+ self.rotary_ndims
208
+ if self.rotary_ndims is not None
209
+ else self.hidden_size_per_attention_head
210
+ )
211
+ self.rotary_emb = RotaryEmbedding(dim, base=config.rotary_emb_base)
212
+
213
  self.use_dynamic_ntk = config.use_dynamic_ntk
214
  self.use_logn_attn = config.use_logn_attn
215
 
 
217
  math.log(i, self.seq_length) if i > self.seq_length else 1
218
  for i in range(1, 32768)
219
  ]
220
+ self.logn_tensor = torch.Tensor(logn_list)[None, :, None, None]
221
+ self._ntk_cached = 1.0
222
+
223
+ self.attn_dropout = nn.Dropout(config.attn_pdrop)
224
+
225
+ def _attn(self, query, key, value, attention_mask=None, head_mask=None):
226
+ attn_weights = torch.matmul(query, key.transpose(-1, -2))
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
227
 
228
  if self.scale_attn_weights:
229
+ attn_weights = attn_weights / torch.full(
230
+ [],
231
+ value.size(-1) ** 0.5,
232
+ dtype=attn_weights.dtype,
233
+ device=attn_weights.device,
234
+ )
235
 
236
+ query_length, key_length = query.size(-2), key.size(-2)
237
+ causal_mask = self.bias[
238
+ :, :, key_length - query_length : key_length, :key_length
239
+ ]
240
  mask_value = torch.finfo(attn_weights.dtype).min
241
+ mask_value = torch.full([], mask_value, dtype=attn_weights.dtype).to(
242
+ attn_weights.device
243
+ )
244
+ attn_weights = torch.where(
245
+ causal_mask, attn_weights.to(attn_weights.dtype), mask_value
246
+ )
247
+
248
+ attn_weights = nn.functional.softmax(attn_weights, dim=-1)
249
+
250
+ attn_weights = attn_weights.type(value.dtype)
251
+ attn_weights = self.attn_dropout(attn_weights)
252
+
253
+ if head_mask is not None:
254
+ attn_weights = attn_weights * head_mask
255
+
256
+ attn_output = torch.matmul(attn_weights, value)
257
+ attn_output = attn_output.transpose(1, 2)
258
+
259
+ return attn_output, attn_weights
260
+
261
+ def _upcast_and_reordered_attn(
262
+ self, query, key, value, attention_mask=None, head_mask=None
263
+ ):
264
+ bsz, num_heads, q_seq_len, dk = query.size()
265
+ _, _, k_seq_len, _ = key.size()
266
+
267
+ attn_weights = torch.empty(
268
+ bsz * num_heads,
269
+ q_seq_len,
270
+ k_seq_len,
271
+ dtype=torch.float32,
272
+ device=query.device,
273
+ )
274
+
275
+ scale_factor = 1.0
276
+ if self.scale_attn_weights:
277
+ scale_factor /= float(value.size(-1)) ** 0.5
278
+
279
+ with autocast(enabled=False):
280
+ q, k = query.reshape(-1, q_seq_len, dk), key.transpose(-1, -2).reshape(
281
+ -1, dk, k_seq_len
282
  )
283
+ attn_weights = torch.baddbmm(
284
+ attn_weights, q.float(), k.float(), beta=0, alpha=scale_factor
285
+ )
286
+ attn_weights = attn_weights.reshape(bsz, num_heads, q_seq_len, k_seq_len)
287
+
288
+ query_length, key_length = query.size(-2), key.size(-2)
289
+ causal_mask = self.bias[
290
+ :, :, key_length - query_length : key_length, :key_length
291
+ ]
292
+ mask_value = torch.finfo(attn_weights.dtype).min
293
+ mask_value = torch.tensor(mask_value, dtype=attn_weights.dtype).to(
294
+ attn_weights.device
295
+ )
296
+ attn_weights = torch.where(causal_mask, attn_weights, mask_value)
297
 
298
  if attention_mask is not None:
299
  attn_weights = attn_weights + attention_mask
300
 
301
+ attn_weights = nn.functional.softmax(attn_weights, dim=-1)
 
 
 
302
 
303
+ if attn_weights.dtype != torch.float32:
304
+ raise RuntimeError(
305
+ "Error with upcasting, attn_weights does not have dtype torch.float32"
306
+ )
307
+ attn_weights = attn_weights.type(value.dtype)
308
  attn_weights = self.attn_dropout(attn_weights)
309
 
310
  if head_mask is not None:
311
  attn_weights = attn_weights * head_mask
312
 
313
+ attn_output = torch.matmul(attn_weights, value)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
314
 
315
  return attn_output, attn_weights
316
 
 
327
  def forward(
328
  self,
329
  hidden_states: Optional[Tuple[torch.FloatTensor]],
 
330
  layer_past: Optional[Tuple[torch.Tensor]] = None,
331
  attention_mask: Optional[torch.FloatTensor] = None,
332
  head_mask: Optional[torch.FloatTensor] = None,
 
335
  output_attentions: Optional[bool] = False,
336
  use_cache: Optional[bool] = False,
337
  ):
 
338
 
339
+ mixed_x_layer = self.c_attn(hidden_states)
340
  query, key, value = mixed_x_layer.split(self.split_size, dim=2)
341
 
342
  query = self._split_heads(query, self.num_heads, self.head_dim)
343
  key = self._split_heads(key, self.num_heads, self.head_dim)
344
  value = self._split_heads(value, self.num_heads, self.head_dim)
345
 
346
+ kv_seq_len = hidden_states.size()[1]
347
+ if layer_past:
348
+ # layer past[0] shape: bs * seq_len * head_num * dim
349
+ kv_seq_len += layer_past[0].shape[1]
350
+ if (
351
+ self.use_dynamic_ntk
352
+ and kv_seq_len == hidden_states.size()[1]
353
+ and not self.training
354
+ ):
355
+ context_value = math.log(kv_seq_len / self.seq_length, 2) + 1
356
+ ntk_alpha = 2 ** math.ceil(context_value) - 1
357
+ ntk_alpha = max(ntk_alpha, 1)
358
+ self._ntk_cached = ntk_alpha
359
+ else:
360
+ ntk_alpha = self._ntk_cached
361
+ rotary_pos_emb = self.rotary_emb(kv_seq_len, ntk_alpha=ntk_alpha).to(
362
+ hidden_states.device
363
+ )
364
+
365
+ if rotary_pos_emb is not None:
366
+ if isinstance(rotary_pos_emb, tuple):
367
+ rotary_pos_emb = rotary_pos_emb
368
  else:
369
+ rotary_pos_emb = (rotary_pos_emb,) * 2
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
370
 
371
+ if rotary_pos_emb is not None:
372
+ q_pos_emb, k_pos_emb = rotary_pos_emb
373
+ # Slice the pos emb for current inference
374
+ cur_len = query.shape[1]
375
+ q_pos_emb = q_pos_emb[:, -cur_len:, :, :]
376
+ k_pos_emb = k_pos_emb[:, -cur_len:, :, :]
377
+ query = apply_rotary_pos_emb(query, q_pos_emb)
378
+ key = apply_rotary_pos_emb(key, k_pos_emb)
379
 
380
  if layer_past is not None:
381
  past_key, past_value = layer_past[0], layer_past[1]
382
+ key = torch.cat((past_key, key), dim=1)
383
+ value = torch.cat((past_value, value), dim=1)
 
 
 
 
 
 
 
 
 
 
 
 
 
384
 
385
  if use_cache:
386
  present = (key, value)
387
  else:
388
  present = None
389
 
390
+ if self.use_logn_attn and not self.training:
391
+ if self.logn_tensor.device != query.device:
392
+ self.logn_tensor = self.logn_tensor.to(query.device).type_as(query)
393
+ seq_start = key.size(1) - query.size(1)
394
+ seq_end = key.size(1)
395
+ logn_tensor = self.logn_tensor[:, seq_start:seq_end, :, :]
 
 
 
396
  query = query * logn_tensor.expand_as(query)
397
 
398
  if (
 
402
  and query.is_cuda
403
  ):
404
  q, k, v = query, key, value
405
+ context_layer = self.core_attention_flash(q, k, v)
406
+
407
+ context_layer = rearrange(
408
+ context_layer, "b s h d -> b s (h d)"
409
+ ).contiguous()
410
  else:
 
 
 
 
 
 
 
411
  query = query.permute(0, 2, 1, 3)
412
+ key = key.permute(0, 2, 1, 3)
413
+ value = value.permute(0, 2, 1, 3)
414
+ attn_output, attn_weight = self._attn(
415
+ query, key, value, attention_mask, head_mask
416
+ )
417
+ context_layer = self._merge_heads(
418
+ attn_output, self.num_heads, self.head_dim
419
+ )
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
420
 
421
  attn_output = self.c_proj(context_layer)
 
422
  outputs = (attn_output, present)
423
  if output_attentions:
424
  if (
 
427
  and not self.is_fp32
428
  ):
429
  raise ValueError("Cannot output attentions while using flash-attn")
 
 
430
  else:
431
  outputs += (attn_weight,)
432
 
 
437
  def __init__(self, config):
438
  super().__init__()
439
  self.w1 = nn.Linear(
440
+ config.hidden_size, config.ffn_hidden_size // 2, bias=not config.no_bias
441
  )
442
  self.w2 = nn.Linear(
443
+ config.hidden_size, config.ffn_hidden_size // 2, bias=not config.no_bias
444
  )
445
+ ff_dim_in = config.ffn_hidden_size // 2
446
  self.c_proj = nn.Linear(ff_dim_in, config.hidden_size, bias=not config.no_bias)
447
 
448
  def forward(self, hidden_states):
 
454
 
455
 
456
  class QWenBlock(nn.Module):
457
+ def __init__(self, config, layer_idx=None, num_expert=1):
458
  super().__init__()
459
+ self.num_expert = num_expert
460
+ self.layer_number = layer_idx
461
+ self.apply_residual_connection_post_layernorm = (
462
+ config.apply_residual_connection_post_layernorm
463
+ )
464
  hidden_size = config.hidden_size
465
+ self.apply_residual_connection_post_layernorm = (
466
+ config.apply_residual_connection_post_layernorm
467
+ )
468
  self.bf16 = config.bf16
469
 
470
  self.ln_1 = RMSNorm(
471
  hidden_size,
472
  eps=config.layer_norm_epsilon,
473
  )
474
+ self.attn = QWenAttention(config, layer_number=layer_idx)
475
  self.ln_2 = RMSNorm(
476
  hidden_size,
477
  eps=config.layer_norm_epsilon,
 
482
  def forward(
483
  self,
484
  hidden_states: Optional[Tuple[torch.FloatTensor]],
 
485
  layer_past: Optional[Tuple[torch.Tensor]] = None,
486
  attention_mask: Optional[torch.FloatTensor] = None,
487
  head_mask: Optional[torch.FloatTensor] = None,
 
494
 
495
  attn_outputs = self.attn(
496
  layernorm_output,
 
497
  layer_past=layer_past,
498
  attention_mask=attention_mask,
499
  head_mask=head_mask,
 
504
 
505
  outputs = attn_outputs[1:]
506
 
507
+ if self.apply_residual_connection_post_layernorm:
508
+ residual = layernorm_output
509
+ else:
510
+ residual = hidden_states
511
  layernorm_input = attn_output + residual
512
 
513
  layernorm_output = self.ln_2(layernorm_input)
514
 
515
+ if self.apply_residual_connection_post_layernorm:
516
+ residual = layernorm_output
517
+ else:
518
+ residual = layernorm_input
519
+
520
  mlp_output = self.mlp(layernorm_output)
521
  hidden_states = residual + mlp_output
522
 
 
534
  is_parallelizable = False
535
  supports_gradient_checkpointing = True
536
  _no_split_modules = ["QWenBlock"]
 
537
 
538
  def __init__(self, *inputs, **kwargs):
539
  super().__init__(*inputs, **kwargs)
 
557
  mean=0.0,
558
  std=(
559
  self.config.initializer_range
560
+ / math.sqrt(2 * self.config.n_layer)
561
  ),
562
  )
563
 
 
571
 
572
  def __init__(self, config):
573
  super().__init__(config)
574
+ self.vocab_size = config.padded_vocab_size
575
  self.num_hidden_layers = config.num_hidden_layers
576
  self.embed_dim = config.hidden_size
 
577
 
578
+ max_sequence_length = config.max_position_embeddings
579
+ self.position_embedding_type = config.pos_emb
580
  self.gradient_checkpointing = False
 
 
 
 
 
 
581
 
582
+ if self.position_embedding_type == "learned":
583
+ self.wpe = nn.Embedding(max_sequence_length, self.embed_dim)
584
+ self.init_method(self.position_embeddings.weight)
585
+ self._position_embeddings_key = "position_embeddings"
586
+ self.init_method(self.position_embeddings.weight)
587
  else:
588
+ self.wpe = None
589
+ self._position_embeddings_key = ""
 
 
 
 
 
 
 
 
590
 
591
+ self.wte = nn.Embedding(self.vocab_size, self.embed_dim)
 
592
 
593
+ self.drop = nn.Dropout(config.embd_pdrop)
594
  self.h = nn.ModuleList(
595
  [
596
  QWenBlock(
597
+ config,
598
+ layer_idx=i,
599
  )
600
  for i in range(config.num_hidden_layers)
601
  ]
 
613
  def set_input_embeddings(self, new_embeddings):
614
  self.wte = new_embeddings
615
 
 
 
 
 
 
 
616
  def forward(
617
  self,
618
  input_ids: Optional[torch.LongTensor] = None,
 
669
  past_length = 0
670
  past_key_values = tuple([None] * len(self.h))
671
  else:
672
+ past_length = past_key_values[0][0].size(-2)
673
+
 
 
674
  if position_ids is None:
675
  position_ids = torch.arange(
676
  past_length,
 
689
  attention_mask = (1.0 - attention_mask) * torch.finfo(self.dtype).min
690
 
691
  encoder_attention_mask = None
692
+ head_mask = self.get_head_mask(head_mask, self.config.n_layer)
693
 
694
  if inputs_embeds is None:
695
  inputs_embeds = self.wte(input_ids)
696
  hidden_states = inputs_embeds
697
+ if self.wpe is not None:
698
+ position_embeds = self.wpe(position_ids)
699
+ hidden_states = hidden_states + position_embeds
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
700
 
701
  hidden_states = self.drop(hidden_states)
702
  output_shape = input_shape + (hidden_states.size(-1),)
 
728
  outputs = torch.utils.checkpoint.checkpoint(
729
  create_custom_forward(block),
730
  hidden_states,
 
731
  None,
732
  attention_mask,
733
  head_mask[i],
 
738
  outputs = block(
739
  hidden_states,
740
  layer_past=layer_past,
 
741
  attention_mask=attention_mask,
742
  head_mask=head_mask[i],
743
  encoder_hidden_states=encoder_hidden_states,
 
748
 
749
  hidden_states = outputs[0]
750
  if use_cache is True:
751
+ presents = presents + (outputs[2 if output_attentions else 1],)
752
 
753
  if output_attentions:
754
+ all_self_attentions = all_self_attentions + (outputs[1],)
755
 
756
  hidden_states = self.ln_f(hidden_states)
757
  hidden_states = hidden_states.view(output_shape)
 
 
 
758
 
759
  if not return_dict:
760
  return tuple(
 
775
 
776
  def __init__(self, config):
777
  super().__init__(config)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
778
  self.transformer = QWenModel(config)
779
+ self.lm_head = nn.Linear(config.n_embd, config.vocab_size, bias=False)
780
+ assert not (
781
+ config.bf16 and config.fp16
782
+ ), "In config, bf16 and fp16 cannot both be true"
783
  if config.bf16:
784
  self.transformer.bfloat16()
785
  self.lm_head.bfloat16()
 
797
  def prepare_inputs_for_generation(
798
  self, input_ids, past_key_values=None, inputs_embeds=None, **kwargs
799
  ):
800
+ token_type_ids = kwargs.get("token_type_ids", None)
801
  if past_key_values:
802
  input_ids = input_ids[:, -1].unsqueeze(-1)
803
+ if token_type_ids is not None:
804
+ token_type_ids = token_type_ids[:, -1].unsqueeze(-1)
805
 
806
+ attention_mask = kwargs.get("attention_mask", None)
807
+ position_ids = kwargs.get("position_ids", None)
808
+
809
+ if attention_mask is not None and position_ids is None:
810
+ position_ids = attention_mask.long().cumsum(-1) - 1
811
+ position_ids.masked_fill_(attention_mask == 0, 1)
812
+ if past_key_values:
813
+ position_ids = position_ids[:, -1].unsqueeze(-1)
814
  else:
815
+ position_ids = None
816
 
817
  if inputs_embeds is not None and past_key_values is None:
818
  model_inputs = {"inputs_embeds": inputs_embeds}
 
823
  {
824
  "past_key_values": past_key_values,
825
  "use_cache": kwargs.get("use_cache"),
826
+ "position_ids": position_ids,
827
  "attention_mask": attention_mask,
828
+ "token_type_ids": token_type_ids,
829
  }
830
  )
831
  return model_inputs
 
912
  query: str,
913
  history: Optional[HistoryType],
914
  system: str = "You are a helpful assistant.",
915
+ append_history: bool = True,
 
 
 
916
  ) -> Tuple[str, HistoryType]:
 
917
 
 
 
918
  if history is None:
919
  history = []
 
 
 
 
 
 
920
 
 
 
 
921
  raw_text, context_tokens = make_context(
922
  tokenizer,
923
  query,
924
  history=history,
925
  system=system,
926
+ max_window_size=6144,
927
+ chat_format=self.generation_config.chat_format,
928
  )
929
 
930
+ stop_words_ids = get_stop_words_ids(
931
+ self.generation_config.chat_format, tokenizer
932
+ )
933
  input_ids = torch.tensor([context_tokens]).to(self.device)
934
+
935
  outputs = self.generate(
936
+ input_ids,
937
+ stop_words_ids=stop_words_ids,
938
+ return_dict_in_generate=False,
939
+ )
 
 
940
 
941
  response = decode_tokens(
942
  outputs[0],
943
  tokenizer,
944
  raw_text_len=len(raw_text),
945
  context_length=len(context_tokens),
946
+ chat_format=self.generation_config.chat_format,
947
  verbose=False,
 
948
  )
949
 
950
+ if append_history:
951
+ history.append((query, response))
 
 
 
952
 
953
  return response, history
954
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
955
  def generate(
956
  self,
957
  inputs: Optional[torch.Tensor] = None,
 
962
  Callable[[int, torch.Tensor], List[int]]
963
  ] = None,
964
  synced_gpus: Optional[bool] = None,
 
965
  streamer: Optional["BaseStreamer"] = None,
966
  **kwargs,
967
  ) -> Union[GenerateOutput, torch.LongTensor]:
 
 
968
  # Process stop_words_ids.
969
  stop_words_ids = kwargs.pop("stop_words_ids", None)
970
  if stop_words_ids is None and generation_config is not None:
971
  stop_words_ids = getattr(generation_config, "stop_words_ids", None)
972
  if stop_words_ids is None:
973
+ stop_words_ids = getattr(self.generation_config, "stop_words_ids", None)
974
 
975
  if stop_words_ids is not None:
976
  stop_words_logits_processor = StopWordsLogitsProcessor(
977
  stop_words_ids=stop_words_ids,
978
+ eos_token_id=self.generation_config.eos_token_id,
979
  )
980
  if logits_processor is None:
981
  logits_processor = LogitsProcessorList([stop_words_logits_processor])
 
984
 
985
  return super().generate(
986
  inputs,
987
+ generation_config,
988
+ logits_processor,
989
+ stopping_criteria,
990
+ prefix_allowed_tokens_fn,
991
+ synced_gpus,
992
+ streamer,
 
993
  **kwargs,
994
  )
995
 
 
999
  super().__init__()
1000
  self.dim = dim
1001
  self.base = base
1002
+ self.inv_freq = 1.0 / (base ** (torch.arange(0, dim, 2).float() / dim))
 
1003
  if importlib.util.find_spec("einops") is None:
1004
  raise RuntimeError("einops is required for Rotary Embedding")
1005
 
1006
  self._rotary_pos_emb_cache = None
1007
  self._seq_len_cached = 0
1008
  self._ntk_alpha_cached = 1.0
 
1009
 
1010
+ def update_rotary_pos_emb_cache(self, max_seq_len, offset=0, ntk_alpha=1.0):
1011
+ seqlen = max_seq_len + offset
1012
  if seqlen > self._seq_len_cached or ntk_alpha != self._ntk_alpha_cached:
1013
  base = self.base * ntk_alpha ** (self.dim / (self.dim - 2))
1014
  self.inv_freq = 1.0 / (
 
1018
  / self.dim
1019
  )
1020
  )
1021
+ self._seq_len_cached = seqlen
1022
  self._ntk_alpha_cached = ntk_alpha
1023
+ seq = torch.arange(seqlen, device=self.inv_freq.device)
1024
  freqs = torch.outer(seq.type_as(self.inv_freq), self.inv_freq)
 
1025
  emb = torch.cat((freqs, freqs), dim=-1)
1026
  from einops import rearrange
1027
 
1028
+ self._rotary_pos_emb_cache = rearrange(emb, "n d -> 1 n 1 d")
 
 
 
1029
 
1030
+ def forward(self, max_seq_len, offset=0, ntk_alpha=1.0):
1031
+ self.update_rotary_pos_emb_cache(max_seq_len, offset, ntk_alpha)
1032
+ return self._rotary_pos_emb_cache[:, offset : offset + max_seq_len]
 
1033
 
1034
 
1035
  def _rotate_half(x):
 
1040
  return torch.cat((-x2, x1), dim=-1)
1041
 
1042
 
1043
+ def apply_rotary_pos_emb(t, freqs, use_flash_rotary=False):
1044
+ if use_flash_rotary:
1045
+ t_ = t.float()
1046
+ freqs = freqs.squeeze(0).squeeze(1)
1047
+ cos = freqs[:, : freqs.shape[-1] // 2].cos()
1048
+ sin = freqs[:, : freqs.shape[-1] // 2].sin()
1049
+ output = apply_rotary_emb_func(t_, cos, sin).type_as(t)
1050
+ return output
 
 
 
 
 
 
 
 
 
 
 
1051
  else:
1052
+ rot_dim = freqs.shape[-1]
1053
+ t_, t_pass_ = t[..., :rot_dim], t[..., rot_dim:]
1054
+ t_ = t_.float()
1055
+ t_pass_ = t_pass_.float()
1056
+ t_ = (t_ * freqs.cos()) + (_rotate_half(t_) * freqs.sin())
1057
+ return torch.cat((t_, t_pass_), dim=-1).type_as(t)
1058
 
1059
 
1060
  class RMSNorm(torch.nn.Module):
 
1071
  return rms_norm(x, self.weight, self.eps)
1072
  else:
1073
  output = self._norm(x.float()).type_as(x)
1074
+ return output * self.weight
model-00002-of-00008.safetensors → pytorch_model.bin RENAMED
@@ -1,3 +1,3 @@
1
  version https://git-lfs.github.com/spec/v1
2
- oid sha256:63384af60dff14f3655142543b97372e144a0e3c238579984a9723ad9a4e676d
3
- size 2023960808
 
1
  version https://git-lfs.github.com/spec/v1
2
+ oid sha256:c52355c65942ef1c18f8ac9e9f078116aa62912bf146bc16b34ed9bb546f044f
3
+ size 15442733145
qwen_generation_utils.py CHANGED
@@ -135,8 +135,8 @@ def make_context(
135
 
136
  def _tokenize_str(role, content):
137
  return f"{role}\n{content}", tokenizer.encode(
138
- role, allowed_special=set()
139
- ) + nl_tokens + tokenizer.encode(content, allowed_special=set())
140
 
141
  system_text, system_tokens_part = _tokenize_str("system", system)
142
  system_tokens = im_start_tokens + system_tokens_part + im_end_tokens
@@ -198,9 +198,8 @@ def _decode_default(
198
  raw_text_len: int,
199
  verbose: bool = False,
200
  return_end_reason: bool = False,
201
- errors: str='replace',
202
  ):
203
- trim_decode_tokens = tokenizer.decode(tokens, errors=errors)[raw_text_len:]
204
  if verbose:
205
  print("\nRaw Generate: ", trim_decode_tokens)
206
 
@@ -232,7 +231,6 @@ def _decode_chatml(
232
  context_length: int,
233
  verbose: bool = False,
234
  return_end_reason: bool = False,
235
- errors: str='replace'
236
  ):
237
  end_reason = f"Gen length {len(tokens)}"
238
  eod_token_idx = context_length
@@ -241,9 +239,9 @@ def _decode_chatml(
241
  end_reason = f"Gen {tokenizer.decode([tokens[eod_token_idx]])!r}"
242
  break
243
 
244
- trim_decode_tokens = tokenizer.decode(tokens[:eod_token_idx], errors=errors)[raw_text_len:]
245
  if verbose:
246
- print("\nRaw Generate w/o EOD:", tokenizer.decode(tokens, errors=errors)[raw_text_len:])
247
  print("\nRaw Generate:", trim_decode_tokens)
248
  print("\nEnd Reason:", end_reason)
249
  for stop_word in stop_words:
@@ -266,7 +264,6 @@ def decode_tokens(
266
  chat_format: str,
267
  verbose: bool = False,
268
  return_end_reason: bool = False,
269
- errors: str="replace",
270
  ) -> str:
271
  if torch.is_tensor(tokens):
272
  tokens = tokens.cpu().numpy().tolist()
@@ -281,7 +278,6 @@ def decode_tokens(
281
  context_length=context_length,
282
  verbose=verbose,
283
  return_end_reason=return_end_reason,
284
- errors=errors,
285
  )
286
  elif chat_format == "raw":
287
  return _decode_default(
@@ -292,7 +288,6 @@ def decode_tokens(
292
  raw_text_len=raw_text_len,
293
  verbose=verbose,
294
  return_end_reason=return_end_reason,
295
- errors=errors,
296
  )
297
  else:
298
  raise NotImplementedError(f"Unknown chat format {chat_format!r}")
 
135
 
136
  def _tokenize_str(role, content):
137
  return f"{role}\n{content}", tokenizer.encode(
138
+ role
139
+ ) + nl_tokens + tokenizer.encode(content)
140
 
141
  system_text, system_tokens_part = _tokenize_str("system", system)
142
  system_tokens = im_start_tokens + system_tokens_part + im_end_tokens
 
198
  raw_text_len: int,
199
  verbose: bool = False,
200
  return_end_reason: bool = False,
 
201
  ):
202
+ trim_decode_tokens = tokenizer.decode(tokens)[raw_text_len:]
203
  if verbose:
204
  print("\nRaw Generate: ", trim_decode_tokens)
205
 
 
231
  context_length: int,
232
  verbose: bool = False,
233
  return_end_reason: bool = False,
 
234
  ):
235
  end_reason = f"Gen length {len(tokens)}"
236
  eod_token_idx = context_length
 
239
  end_reason = f"Gen {tokenizer.decode([tokens[eod_token_idx]])!r}"
240
  break
241
 
242
+ trim_decode_tokens = tokenizer.decode(tokens[:eod_token_idx])[raw_text_len:]
243
  if verbose:
244
+ print("\nRaw Generate w/o EOD:", tokenizer.decode(tokens)[raw_text_len:])
245
  print("\nRaw Generate:", trim_decode_tokens)
246
  print("\nEnd Reason:", end_reason)
247
  for stop_word in stop_words:
 
264
  chat_format: str,
265
  verbose: bool = False,
266
  return_end_reason: bool = False,
 
267
  ) -> str:
268
  if torch.is_tensor(tokens):
269
  tokens = tokens.cpu().numpy().tolist()
 
278
  context_length=context_length,
279
  verbose=verbose,
280
  return_end_reason=return_end_reason,
 
281
  )
282
  elif chat_format == "raw":
283
  return _decode_default(
 
288
  raw_text_len=raw_text_len,
289
  verbose=verbose,
290
  return_end_reason=return_end_reason,
 
291
  )
292
  else:
293
  raise NotImplementedError(f"Unknown chat format {chat_format!r}")
tokenization_qwen.py CHANGED
@@ -5,169 +5,165 @@
5
 
6
  """Tokenization classes for QWen."""
7
 
8
- import base64
 
 
9
  import logging
10
  import os
11
  import unicodedata
12
- from typing import Collection, Dict, List, Set, Tuple, Union
13
-
14
  import tiktoken
 
 
15
  from transformers import PreTrainedTokenizer, AddedToken
16
 
17
  logger = logging.getLogger(__name__)
18
 
19
-
20
  VOCAB_FILES_NAMES = {"vocab_file": "qwen.tiktoken"}
21
 
22
- PAT_STR = r"""(?i:'s|'t|'re|'ve|'m|'ll|'d)|[^\r\n\p{L}\p{N}]?\p{L}+|\p{N}| ?[^\s\p{L}\p{N}]+[\r\n]*|\s*[\r\n]+|\s+(?!\S)|\s+"""
23
- ENDOFTEXT = "<|endoftext|>"
24
- IMSTART = "<|im_start|>"
25
- IMEND = "<|im_end|>"
26
- # as the default behavior is changed to allow special tokens in
27
- # regular texts, the surface forms of special tokens need to be
28
- # as different as possible to minimize the impact
29
- EXTRAS = tuple((f"<|extra_{i}|>" for i in range(205)))
30
- # changed to use actual index to avoid misconfiguration with vocabulary expansion
31
- SPECIAL_START_ID = 151643
32
- SPECIAL_TOKENS = tuple(
33
- enumerate(
34
- (
35
- (
36
- ENDOFTEXT,
37
- IMSTART,
38
- IMEND,
39
- )
40
- + EXTRAS
41
- ),
42
- start=SPECIAL_START_ID,
43
- )
44
- )
45
- SPECIAL_TOKENS_SET = set(t for i, t in SPECIAL_TOKENS)
46
-
47
-
48
- def _load_tiktoken_bpe(tiktoken_bpe_file: str) -> Dict[bytes, int]:
49
- with open(tiktoken_bpe_file, "rb") as f:
50
- contents = f.read()
51
- return {
52
- base64.b64decode(token): int(rank)
53
- for token, rank in (line.split() for line in contents.splitlines() if line)
54
- }
55
-
56
 
57
  class QWenTokenizer(PreTrainedTokenizer):
58
  """QWen tokenizer."""
59
 
 
 
60
  vocab_files_names = VOCAB_FILES_NAMES
61
 
62
  def __init__(
63
  self,
64
  vocab_file,
65
  errors="replace",
66
- extra_vocab_file=None,
 
 
 
 
 
 
 
67
  **kwargs,
68
  ):
69
- super().__init__(**kwargs)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
70
 
71
- # how to handle errors in decoding UTF-8 byte sequences
72
- # use ignore if you are in streaming inference
73
- self.errors = errors
74
 
75
- self.mergeable_ranks = _load_tiktoken_bpe(vocab_file) # type: Dict[bytes, int]
76
- self.special_tokens = {
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
77
  token: index
78
- for index, token in SPECIAL_TOKENS
79
  }
80
-
81
- # try load extra vocab from file
82
- if extra_vocab_file is not None:
83
- used_ids = set(self.mergeable_ranks.values()) | set(self.special_tokens.values())
84
- extra_mergeable_ranks = _load_tiktoken_bpe(extra_vocab_file)
85
- for token, index in extra_mergeable_ranks.items():
86
- if token in self.mergeable_ranks:
87
- logger.info(f"extra token {token} exists, skipping")
88
- continue
89
- if index in used_ids:
90
- logger.info(f'the index {index} for extra token {token} exists, skipping')
91
- continue
92
- self.mergeable_ranks[token] = index
93
- # the index may be sparse after this, but don't worry tiktoken.Encoding will handle this
94
-
95
  enc = tiktoken.Encoding(
96
- "Qwen",
97
  pat_str=PAT_STR,
98
- mergeable_ranks=self.mergeable_ranks,
99
- special_tokens=self.special_tokens,
100
  )
101
  assert (
102
- len(self.mergeable_ranks) + len(self.special_tokens) == enc.n_vocab
103
- ), f"{len(self.mergeable_ranks) + len(self.special_tokens)} != {enc.n_vocab} in encoding"
104
 
105
- self.decoder = {
106
- v: k for k, v in self.mergeable_ranks.items()
107
- } # type: dict[int, bytes|str]
108
  self.decoder.update({v: k for k, v in self.special_tokens.items()})
109
-
110
  self.tokenizer = enc # type: tiktoken.Encoding
111
-
112
  self.eod_id = self.tokenizer.eot_token
113
- self.im_start_id = self.special_tokens[IMSTART]
114
- self.im_end_id = self.special_tokens[IMEND]
115
-
116
- def __getstate__(self):
117
- # for pickle lovers
118
- state = self.__dict__.copy()
119
- del state["tokenizer"]
120
- return state
121
-
122
- def __setstate__(self, state):
123
- # tokenizer is not python native; don't pass it; rebuild it
124
- self.__dict__.update(state)
125
- enc = tiktoken.Encoding(
126
- "Qwen",
127
- pat_str=PAT_STR,
128
- mergeable_ranks=self.mergeable_ranks,
129
- special_tokens=self.special_tokens,
130
- )
131
- self.tokenizer = enc
132
 
133
- def __len__(self) -> int:
134
  return self.tokenizer.n_vocab
135
 
136
- def get_vocab(self) -> Dict[bytes, int]:
137
  return self.mergeable_ranks
138
 
139
- def convert_tokens_to_ids(
140
- self, tokens: Union[bytes, str, List[Union[bytes, str]]]
141
- ) -> List[int]:
142
  ids = []
143
- if isinstance(tokens, (str, bytes)):
 
144
  if tokens in self.special_tokens:
145
  return self.special_tokens[tokens]
146
  else:
147
- return self.mergeable_ranks.get(tokens)
148
  for token in tokens:
149
  if token in self.special_tokens:
150
  ids.append(self.special_tokens[token])
151
  else:
152
- ids.append(self.mergeable_ranks.get(token))
 
 
 
 
 
 
 
 
153
  return ids
154
 
155
- def _add_tokens(
156
- self,
157
- new_tokens: Union[List[str], List[AddedToken]],
158
- special_tokens: bool = False,
159
- ) -> int:
160
- if not special_tokens and new_tokens:
161
- raise ValueError("Adding regular tokens is not supported")
162
- for token in new_tokens:
163
- surface_form = token.content if isinstance(token, AddedToken) else token
164
- if surface_form not in SPECIAL_TOKENS_SET:
165
- raise ValueError("Adding unknown special tokens is not supported")
166
- return 0
167
-
168
  def save_vocabulary(self, save_directory: str, **kwargs) -> Tuple[str]:
169
  """
170
- Save only the vocabulary of the tokenizer (vocabulary).
171
 
172
  Returns:
173
  `Tuple(str)`: Paths to the files saved.
@@ -179,81 +175,76 @@ class QWenTokenizer(PreTrainedTokenizer):
179
  w.write(line)
180
  return (file_path,)
181
 
182
- def tokenize(
183
- self,
184
- text: str,
185
- allowed_special: Union[Set, str] = "all",
186
- disallowed_special: Union[Collection, str] = (),
187
- **kwargs,
188
- ) -> List[Union[bytes, str]]:
189
  """
190
- Converts a string in a sequence of tokens.
191
 
192
  Args:
193
  text (`str`):
194
  The sequence to be encoded.
195
- allowed_special (`Literal["all"]` or `set`):
196
- The surface forms of the tokens to be encoded as special tokens in regular texts.
197
- Default to "all".
198
- disallowed_special (`Literal["all"]` or `Collection`):
199
- The surface forms of the tokens that should not be in regular texts and trigger errors.
200
- Default to an empty tuple.
201
-
202
  kwargs (additional keyword arguments, *optional*):
203
  Will be passed to the underlying model specific encode method.
 
 
 
204
 
205
  Returns:
206
- `List[bytes|str]`: The list of tokens.
207
  """
208
  tokens = []
209
  text = unicodedata.normalize("NFC", text)
210
 
211
- # this implementation takes a detour: text -> token id -> token surface forms
212
- for t in self.tokenizer.encode(
213
- text, allowed_special=allowed_special, disallowed_special=disallowed_special
214
- ):
215
  tokens.append(self.decoder[t])
 
216
  return tokens
217
 
218
- def convert_tokens_to_string(self, tokens: List[Union[bytes, str]]) -> str:
219
  """
220
- Converts a sequence of tokens in a single string.
 
221
  """
222
- text = ""
223
- temp = b""
224
- for t in tokens:
225
- if isinstance(t, str):
226
- if temp:
227
- text += temp.decode("utf-8", errors=self.errors)
228
- temp = b""
229
- text += t
230
- elif isinstance(t, bytes):
231
- temp += t
232
- else:
233
- raise TypeError("token should only be of type types or str")
234
- if temp:
235
- text += temp.decode("utf-8", errors=self.errors)
236
  return text
237
 
238
  @property
239
  def vocab_size(self):
240
  return self.tokenizer.n_vocab
241
 
242
- def _convert_id_to_token(self, index: int) -> Union[bytes, str]:
243
- """Converts an id to a token, special tokens included"""
244
- if index in self.decoder:
245
- return self.decoder[index]
246
- raise ValueError("unknown ids")
247
-
248
- def _convert_token_to_id(self, token: Union[bytes, str]) -> int:
249
- """Converts a token to an id using the vocab, special tokens included"""
250
- if token in self.special_tokens:
251
- return self.special_tokens[token]
252
- if token in self.mergeable_ranks:
253
- return self.mergeable_ranks[token]
254
- raise ValueError("unknown token")
255
-
256
- def _tokenize(self, text: str, **kwargs):
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
257
  """
258
  Converts a string in a sequence of tokens (string), using the tokenizer. Split in words for word-based
259
  vocabulary or sub-words for sub-word-based vocabularies (BPE/SentencePieces/WordPieces).
@@ -266,11 +257,10 @@ class QWenTokenizer(PreTrainedTokenizer):
266
  self,
267
  token_ids: Union[int, List[int]],
268
  skip_special_tokens: bool = False,
269
- errors: str = None,
270
  **kwargs,
271
  ) -> str:
272
  if isinstance(token_ids, int):
273
  token_ids = [token_ids]
274
  if skip_special_tokens:
275
- token_ids = [i for i in token_ids if i < self.eod_id]
276
- return self.tokenizer.decode(token_ids, errors=errors or self.errors)
 
5
 
6
  """Tokenization classes for QWen."""
7
 
8
+ from __future__ import absolute_import, division, print_function, unicode_literals
9
+
10
+ import json
11
  import logging
12
  import os
13
  import unicodedata
14
+ from io import open
15
+ import base64
16
  import tiktoken
17
+ from typing import List, Optional, Tuple, Union
18
+
19
  from transformers import PreTrainedTokenizer, AddedToken
20
 
21
  logger = logging.getLogger(__name__)
22
 
 
23
  VOCAB_FILES_NAMES = {"vocab_file": "qwen.tiktoken"}
24
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
25
 
26
  class QWenTokenizer(PreTrainedTokenizer):
27
  """QWen tokenizer."""
28
 
29
+ """NOTE: This tokenizer will not handle special tokens to avoid injection attacks"""
30
+
31
  vocab_files_names = VOCAB_FILES_NAMES
32
 
33
  def __init__(
34
  self,
35
  vocab_file,
36
  errors="replace",
37
+ max_len=None,
38
+ unk_token="<|endoftext|>",
39
+ bos_token="<|endoftext|>",
40
+ eos_token="<|endoftext|>",
41
+ pad_token=None,
42
+ add_prefix_space=False,
43
+ add_bos_token=False,
44
+ add_more_sp_tokens=True,
45
  **kwargs,
46
  ):
47
+ bos_token = (
48
+ AddedToken(bos_token, lstrip=False, rstrip=False)
49
+ if isinstance(bos_token, str)
50
+ else bos_token
51
+ )
52
+ eos_token = (
53
+ AddedToken(eos_token, lstrip=False, rstrip=False)
54
+ if isinstance(eos_token, str)
55
+ else eos_token
56
+ )
57
+ unk_token = (
58
+ AddedToken(unk_token, lstrip=False, rstrip=False)
59
+ if isinstance(unk_token, str)
60
+ else unk_token
61
+ )
62
+ pad_token = (
63
+ AddedToken(pad_token, lstrip=False, rstrip=False)
64
+ if isinstance(pad_token, str)
65
+ else pad_token
66
+ )
67
+ super().__init__(
68
+ errors=errors,
69
+ unk_token=unk_token,
70
+ bos_token=bos_token,
71
+ eos_token=eos_token,
72
+ pad_token=pad_token,
73
+ add_prefix_space=add_prefix_space,
74
+ add_bos_token=add_bos_token,
75
+ )
76
+ self.add_bos_token = add_bos_token
77
+ self.max_len = max_len if max_len is not None else int(1e12)
78
 
79
+ self.errors = errors # how to handle errors in decoding
 
 
80
 
81
+ name = "Qwen"
82
+ ENDOFTEXT = "<|endoftext|>"
83
+ IMSTART = "<|im_start|>"
84
+ IMEND = "<|im_end|>"
85
+ if add_more_sp_tokens:
86
+ special_tokens = (
87
+ ENDOFTEXT,
88
+ IMSTART,
89
+ IMEND,
90
+ "<R>",
91
+ "<S>",
92
+ "<X>",
93
+ "<mask>",
94
+ "<sep>",
95
+ ) + tuple([f"<extra_{i}>" for i in range(200)])
96
+ else:
97
+ special_tokens = (ENDOFTEXT, IMSTART, IMEND)
98
+
99
+ PAT_STR = r"""(?i:'s|'t|'re|'ve|'m|'ll|'d)|[^\r\n\p{L}\p{N}]?\p{L}+|\p{N}| ?[^\s\p{L}\p{N}]+[\r\n]*|\s*[\r\n]+|\s+(?!\S)|\s+"""
100
+
101
+ def load_tiktoken_bpe(tiktoken_bpe_file: str) -> "dict[bytes, int]":
102
+ contents = open(tiktoken_bpe_file, "rb").read()
103
+ return {
104
+ base64.b64decode(token): int(rank)
105
+ for token, rank in (
106
+ line.split() for line in contents.splitlines() if line
107
+ )
108
+ }
109
+
110
+ mergeable_ranks = load_tiktoken_bpe(vocab_file)
111
+ special_tokens = {
112
  token: index
113
+ for index, token in enumerate(special_tokens, start=len(mergeable_ranks))
114
  }
115
+ self.special_tokens = special_tokens
 
 
 
 
 
 
 
 
 
 
 
 
 
 
116
  enc = tiktoken.Encoding(
117
+ name,
118
  pat_str=PAT_STR,
119
+ mergeable_ranks=mergeable_ranks,
120
+ special_tokens=special_tokens,
121
  )
122
  assert (
123
+ len(mergeable_ranks) + len(special_tokens) == enc.n_vocab
124
+ ), f"{len(mergeable_ranks) + len(special_tokens)} != {enc.n_vocab} in encoding"
125
 
126
+ self.mergeable_ranks = mergeable_ranks
127
+ self.encoder = self.mergeable_ranks
128
+ self.decoder = {v: k for k, v in self.encoder.items()}
129
  self.decoder.update({v: k for k, v in self.special_tokens.items()})
 
130
  self.tokenizer = enc # type: tiktoken.Encoding
 
131
  self.eod_id = self.tokenizer.eot_token
132
+ self.im_start_id = special_tokens[IMSTART]
133
+ self.im_end_id = special_tokens[IMEND]
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
134
 
135
+ def __len__(self):
136
  return self.tokenizer.n_vocab
137
 
138
+ def get_vocab(self):
139
  return self.mergeable_ranks
140
 
141
+ def convert_tokens_to_ids(self, tokens):
 
 
142
  ids = []
143
+ # Remove support for py2
144
+ if isinstance(tokens, str):
145
  if tokens in self.special_tokens:
146
  return self.special_tokens[tokens]
147
  else:
148
+ return self.encoder.get(tokens)
149
  for token in tokens:
150
  if token in self.special_tokens:
151
  ids.append(self.special_tokens[token])
152
  else:
153
+ ids.append(self.encoder.get(token))
154
+ if len(ids) > self.max_len:
155
+ logger.warning(
156
+ "Token indices sequence length is longer than the specified maximum "
157
+ " sequence length for this model ({} > {}). Running this"
158
+ " sequence through the model will result in indexing errors".format(
159
+ len(ids), self.max_len
160
+ )
161
+ )
162
  return ids
163
 
 
 
 
 
 
 
 
 
 
 
 
 
 
164
  def save_vocabulary(self, save_directory: str, **kwargs) -> Tuple[str]:
165
  """
166
+ Save only the vocabulary of the tokenizer (vocabulary + added tokens).
167
 
168
  Returns:
169
  `Tuple(str)`: Paths to the files saved.
 
175
  w.write(line)
176
  return (file_path,)
177
 
178
+ def tokenize(self, text: str, **kwargs) -> List[str]:
 
 
 
 
 
 
179
  """
180
+ Converts a string in a sequence of tokens, replacing unknown tokens with the `unk_token`.
181
 
182
  Args:
183
  text (`str`):
184
  The sequence to be encoded.
 
 
 
 
 
 
 
185
  kwargs (additional keyword arguments, *optional*):
186
  Will be passed to the underlying model specific encode method.
187
+ Tiktoken allows users to allow the tokenization of special tokens with the following args:
188
+ `allowed_special`: set to 'all' or a `set` of special tokens.
189
+ `disallowed_special`: set to 'all' or a `Collection` of special tokens. NOT RECOMMENDED, AS IT MAY BE CONFLICTED WITH `allowed_special`.
190
 
191
  Returns:
192
+ `List[str]`: The list of tokens.
193
  """
194
  tokens = []
195
  text = unicodedata.normalize("NFC", text)
196
 
197
+ for t in self.tokenizer.encode(text, **kwargs):
 
 
 
198
  tokens.append(self.decoder[t])
199
+
200
  return tokens
201
 
202
+ def convert_tokens_to_string(self, tokens: List[str]) -> str:
203
  """
204
+ Converts a sequence of tokens in a single string. The most simple way to do it is `" ".join(tokens)` but we
205
+ often want to remove sub-word tokenization artifacts at the same time.
206
  """
207
+ text = "".join(tokens)
208
+ text = bytearray([self.byte_decoder[c] for c in text]).decode(
209
+ "utf-8", errors=self.errors
210
+ )
 
 
 
 
 
 
 
 
 
 
211
  return text
212
 
213
  @property
214
  def vocab_size(self):
215
  return self.tokenizer.n_vocab
216
 
217
+ def _convert_id_to_token(self, index: int) -> str:
218
+ if index >= self.tokenizer.n_vocab:
219
+ return self.unk_token
220
+ return self.tokenizer.decode([index])
221
+
222
+ def _convert_token_to_id(self, token: str) -> int:
223
+ """Converts a token to an id using the vocab."""
224
+ return self.encoder.get(
225
+ token.encode("UTF-8"),
226
+ self.tokenizer.encode(self.unk_token, allowed_special="all")[0],
227
+ )
228
+
229
+ @property
230
+ def all_special_tokens(self) -> List[str]:
231
+ """
232
+ `List[str]`: All the special tokens (`'<unk>'`, `'<cls>'`, etc.) mapped to class attributes.
233
+
234
+ Convert tokens of `tokenizers.AddedToken` type to string.
235
+ """
236
+ all_toks = [str(s) for s in self.special_tokens.keys()]
237
+ return all_toks
238
+
239
+ @property
240
+ def all_special_ids(self) -> List[int]:
241
+ """
242
+ `List[int]`: List the ids of the special tokens(`'<unk>'`, `'<cls>'`, etc.) mapped to class attributes.
243
+ """
244
+ all_ids = [v for v in self.special_tokens.values()]
245
+ return all_ids
246
+
247
+ def _tokenize(self, text, **kwargs):
248
  """
249
  Converts a string in a sequence of tokens (string), using the tokenizer. Split in words for word-based
250
  vocabulary or sub-words for sub-word-based vocabularies (BPE/SentencePieces/WordPieces).
 
257
  self,
258
  token_ids: Union[int, List[int]],
259
  skip_special_tokens: bool = False,
 
260
  **kwargs,
261
  ) -> str:
262
  if isinstance(token_ids, int):
263
  token_ids = [token_ids]
264
  if skip_special_tokens:
265
+ token_ids = [i for i in token_ids if i not in self.all_special_ids]
266
+ return self.tokenizer.decode(token_ids)
tokenizer_config.json CHANGED
@@ -1,5 +1,6 @@
1
  {
2
- "model_max_length": 32768,
 
3
  "tokenizer_class": "QWenTokenizer",
4
  "auto_map": {
5
  "AutoTokenizer": [
 
1
  {
2
+ "remove_space": false,
3
+ "do_lower_case": false,
4
  "tokenizer_class": "QWenTokenizer",
5
  "auto_map": {
6
  "AutoTokenizer": [