streamlit==1.22.0 langchain==0.0.177 faiss-cpu==1.7.3 openai==0.26.2 tiktoken==0.4.0 streamlit_elements==0.1 youtube-transcript-api==0.6.0 python-dotenv==0.21.1 pytest==7.2.1 isort==5.12.0 black==23.1a1 flake8==6.0.0 streamlit_chat==0.0.2.2 huggingface_hub==0.15.1 sentence_transformers pydantic==1.10.9