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requests>=2.25.0
pandas>=1.3.0
pypdf>=5.6.0
python-dotenv>=1.0.0
langchain>=0.1.0
langchain-community>=0.0.20
langchain-core>=0.1.0
langchain-openai>=0.0.5
langchain-google-community>=1.0.0
openpyxl>=3.0.0