#langchain #chainlit #tabulate #pandas chainlit==0.7.700 langchain-experimental==0.0.62 langchain==0.2.7 langchain_community==0.2.7 langchain_core==0.2.18 plotly==5.22.0 pandas==2.2.2 yfinance==0.2.40 langchain-openai==0.1.16 langgraph==0.1.8 pydantic==2.8.2 langchain.tools==0.1.34 statsmodels==0.14.2 matplotlib==3.9.1 python-dotenv==1.0.1 alpaca_trade_api transformers pandas GoogleNews streamlit googlenews