langchain==0.0.166 pygpt4all==1.1.0 chromadb==0.3.22 llama-cpp-python==0.1.48 urllib3==1.26.6 pdfminer.six==20221105 python-dotenv==1.0.0 unstructured==0.6.6 extract-msg==0.41.1 tabulate==0.9.0 pandoc==2.3 pypandoc-binary==1.11