# Core dependencies - use specific versions
requests>=2.28.0,<3.0.0
pyspark>=3.0.0,<4.0.0
pandas>=1.0.0,<2.0.0

# Cloud storage connectors
azure-storage-file-datalake>=12.9.0,<13.0.0
boto3>=1.26.0,<2.0.0

# Utilities
urllib3>=1.26.0,<2.0.0
python-dateutil>=2.8.0,<3.0.0