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Advanced Topics

This section covers powerful Python features that make your code more elegant and efficient.

Topics

Page What You Will Learn
Decorators & Generators Function decorators, yield, lazy evaluation
Context Managers & Async Custom context managers, async/await
Performance Profiling, optimization, efficient data structures

Key Points

  • Decorators add behavior to functions without changing them
  • Generators save memory by producing values one at a time
  • Context managers ensure proper cleanup (files, connections)
  • Async speeds up I/O-heavy tasks (API calls, file reads)

See also