clipboard==0.0.4 dashscope==1.17.0 langchain langchain_community langchain_core langchain_openai numpy==1.26.4 openai pandas==2.2.2 pretty_errors==1.2.25 PyPDF2 pypdf python-dotenv==1.0.1 pytz==2024.1 PyYAML==6.0.1 Requests==2.31.0 rich==13.7.1 streamlit==1.33.0 streamlit_authenticator==0.2.3 tqdm==4.66.2 sentence_transformers faiss-cpu