# 环境准备 > (python demo运行之前都需要执行这个) ``` sudo apt-get update sudo apt-get install pybind11-dev pip3 install transformers_stream_generator einops tiktoken accelerate transformers==4.39.3 pip3 install gradio==3.39.0 mdtex2html==1.2.0 dfss ``` 如果不打算自己编译模型,可以直接用下载好的模型 ``` python3 -m dfss --url=open@sophgo.com:/ext_model_information/LLM/LLM-TPU/phi3-4b_int4_1dev.bmodel ``` 编译库文件 ``` mkdir build cd build && cmake .. && make && cp *cpython* .. && cd .. ``` # python demo ``` python3 pipeline.py --model_path compile/phi3-4b_int4_1dev.bmodel --tokenizer_path ../support/token_config/ --devid 0 --generation_mode greedy ```