Upgrade with Confidence.

Maintaining Python applications doesn't have to be painful. Learn how to upgrade Python, Django, Flask, and standard packages safely and efficiently.

Keep your runtime fast and secure. We cover step-by-step paths from older Python versions to the latest releases (Python 3.x+).

Framework upgrades are challenging, but manageable. Discover migration paths, standard upgrade strategies, and how to handle deprecations.

Tame your requirements.txt. Learn strategies for updating dependencies incrementally and tracking down breaking changes.

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Select what you need to upgrade to see a customized checklist and resources to get you started.

Python version upgrades require careful planning. Here's what you need to know: