# PostgreSQL database adapter for Python
psycopg2-binary>=2.9.9

# Alternative: psycopg2>=2.9.9 (requires PostgreSQL development libraries)
# Use psycopg2-binary for easier installation without compilation
# Core dependencies
python>=3.9

# Optional/feature dependencies
redis>=4.5.0  # For RedisHashStore
scikit-learn>=1.0.0  # For MLClassifier
numpy>=1.21.0  # For MLClassifier

# Development dependencies
pytest>=7.0.0
pytest-cov>=4.0.0
black>=22.0.0
mypy>=0.950
flake8>=5.0.0