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We’ve all been there: you write a quick script, open a file, write to it, and completely forget to clean up after yourself like a raccoon in a dumpster. Enter Python’s context managers (with statements)—your ultimate safety net against resource leaks, dangling database connections, and the quiet judgment of your linter.

Welcome back to the Old Lane 17 workshop. Today, we are tackling one of Python’s cleanest features. If you are still manually calling .close() or .disconnect() all over your codebase, grab a coffee. It is time for an intervention.

The Problem: The Digital Equivalent of Leaving the Fridge Open

Imagine writing a script to process some logs. The standard, old-school imperative approach looks innocent enough:

python

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*Published by the Old Lane Developer Desk.*

*Disclaimer: This article was generated and formatted with the assistance of Artificial Intelligence.*