langchain==0.1.13 streamlit==1.29.0 openai==1.14.2 tiktoken>=0.6.0 python-dotenv==1.0.1 pinecone-client==3.2.0 pypdf==4.0.1 joblib==1.3.2 pandas==2.2.0 scikit-learn==1.4.0 sentence-transformers==2.5.1 langchain-openai==0.1.0 PyPDF2 pymupdf langchain-core>=0.1.0 qdrant-client>=1.7.0 langchain-qdrant>=0.1.0