pandas~=2.3.1 requests~=2.32.4 tqdm~=4.67.1 python-dotenv~=1.1.1 langchain-community~=0.3.27 langchain~=0.3.27 numpy gradio~=5.43.0 langchain-text-splitters~=0.3.9 sympy~=1.14.0 transformers~=4.55.0 kagglehub~=0.3.12 langchain-huggingface langchain-chroma chromadb sentence-transformers