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warnings — Warning Control
Filter and issue warnings.
Overview
Filter and issue warnings.
Quick Example
warnings.warn('deprecated', DeprecationWarning)
When to Use
Use this module when you need built-in support without adding third-party dependencies.
Common Tasks
- Read the official docs: docs.python.org/3/library/warnings.html
- Combine with related modules in the Cookbook
- Prefer stdlib before reaching for PyPI packages