1 langchain==0.1.0 2 langchain-community==0.0.10 3 langchain-core==0.1.10 4 chromadb==0.4.22 5 tiktoken==0.5.2 6 pypdf==3.17.4 7 faiss-cpu==1.8.0 8 textual==0.47.1 9 rich==13.7.0