Context Managers Explained: Video Resources

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Best Single Video

The ins and outs of context managers and try-finally in Python by mCoding (14 min) Why: Thorough coverage of both the enter/exit protocol and the @contextmanager decorator, plus how context managers relate to try-finally blocks. mCoding's precise style ensures you understand the mechanics, not just the syntax.

Alternatives

• Python Tutorial: Context Managers - Efficiently Managing Resources by Corey Schafer (20 min). Covers writing your own context managers using both classes and generators, with practical examples for file handling and database connections. Clear, methodical, beginner-friendly.
• 10 Python Tips and Tricks For Writing Better Code by Corey Schafer (39 min). Context managers are tip #3 in this collection. Watch the first 10 minutes for a quick practical overview alongside other useful Python patterns.

Deep Dives

• Python Tutorial: Decorators - Dynamically Alter The Functionality Of Your Functions by Corey Schafer (30 min). Understanding decorators helps you appreciate contextlib.contextmanager, which turns a generator function into a context manager using a decorator.

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Last verified: February 2026