streamlit pip torch==2.0.1 transformers==4.31.0 langchain==0.0.353 chromadb==0.4.5 pypdf==3.15.0 xformers==0.0.20 sentence-transformers==2.2.2 InstructorEmbedding==1.0.1 pdf2image==1.16.3 poppler-utils auto_gptq-0.4.1+cu118-cp310-cp310-linux_x86_64.whl langchain_community pypdf