https://github.com/abetlen/llama-cpp-python/releases/download/v0.2.78/llama_cpp_python-0.2.78-cp310-cp310-linux_x86_64.whl torch==2.1.0 sentence-transformers langchain==0.0.174 huggingface-hub pdfminer.six==20221105 unstructured==0.6.10 tabulate azure-core