--extra-index-url https://download.pytorch.org/whl/cpu torch==2.4.1 llama_cpp_python==0.2.90 langchain==0.3.3 langchain-community==0.3.1 langchain-huggingface==0.1.0 pdfminer.six==20240706 youtube-transcript-api==0.6.2 psutil==6.0.0 faiss-cpu==1.9.0 beautifulsoup4==4.12.3