A person at a drafting machine arranges labeled cards on a layout board beside signs reading LAYOUTS, flat, src, and ORGANIZE MODULES ENTRY POINT SUBPACKAGES, with a Python logo.
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Python Project Structure: How to Choose the Right Layout

Learn how to structure Python projects: pick between flat and src/ layouts, organize your code, and apply the patterns to CLI, web, and GUI apps.

Oct 14, 2026 intermediate best-practices