How to Package a Python GUI Project as a Flatpak

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This tutorial walks developers through creating a Flatpak package for a Python GUI application. It begins by installing the required tools, including flatpak-builder, pipx, and the GNOME SDK and platform runtimes. The guide then covers adding desktop entry, AppStream metainfo, icon, and manifest files to a packaging directory. It also explains how to generate dependency manifests with the flatpak-pip-generator tool and how to validate the metainfo file, with the GNOME-provided Python libraries excluded from the dependency list.

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