# Core data processing
pandas>=2.0.0
numpy>=1.24.0
scipy>=1.10.0

# Configuration management
PyYAML>=6.0

# Data collection
requests>=2.31.0
beautifulsoup4>=4.12.0

# Real data sources (optional - choose one)
# akshare>=1.12.0  # 推荐：完全免费，无需注册
# tushare>=1.3.0   # 需要注册获取token

# Testing
hypothesis>=6.82.0
pytest>=7.4.0
pytest-cov>=4.1.0
