python-dotenv==1.0.1 pandas==2.1.4 langchain==0.2.6 langchain-openai==0.1.14 langchain-core==0.2.11 langchain-ibm==0.1.8 langchain-community==0.2.6 ibm-watson-machine-learning==1.0.359 ipykernel notebook urllib3 requests==2.32.0 PyPDF2 python-docx reportlab openai faiss-cpu cryptography pymysql scikit-learn