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from packaging import version |
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import transformers |
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if version.parse(transformers.__version__) < version.parse("4.31.0"): |
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raise ImportError( |
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f"You are using transformers=={transformers.__version__}, but transformers>=4.31.0 is required to use DeciLM. Please upgrade transformers." |
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) |
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from transformers.models.llama.configuration_llama import LlamaConfig |
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from transformers.utils import logging |
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logger = logging.get_logger(__name__) |
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LLAMA_PRETRAINED_CONFIG_ARCHIVE_MAP = {} |
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class DeciLMConfig(LlamaConfig): |
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r""" |
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Args: |
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num_key_value_heads_per_layer (`List[int]`): |
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The number of key-value heads per layer. |
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naive_attention_prefill (`bool`, *optional*, defaults to False): |
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Whether to use naive matmul or scaled dot product attention during prefill. |
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naive_attention_decode_batched (`bool`, *optional*, defaults to True): |
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Whether to use naive matmul or scaled dot product attention during decode for batch_size > 1. |
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naive_attention_decode_single (`bool`, *optional*, defaults to False): |
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Whether to use naive matmul or scaled dot product attention during decode for batch_size == 1. |
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```""" |
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keys_to_ignore_at_inference = ["past_key_values"] |
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def __init__( |
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self, |
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num_key_value_heads_per_layer: list = None, |
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naive_attention_prefill: bool = False, |
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naive_attention_decode_batched: bool = False, |
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naive_attention_decode_single: bool = False, |
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**kwargs, |
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): |
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self.num_key_value_heads_per_layer = num_key_value_heads_per_layer |
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self.naive_attention_prefill = naive_attention_prefill |
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self.naive_attention_decode_batched = naive_attention_decode_batched |
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self.naive_attention_decode_single = naive_attention_decode_single |
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super().__init__(**kwargs, ) |
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