Qt for Python Development Notes

2020

5.14.1 release rolling
Work on PYSIDE-1204
Work on PYSIDE-1191 PySide2 5.14 source now builds against Qt 5.12 as well
Further research on PYSIDE-803
Fixed some issues of Python 3.8 (most prominently warnings about implicit conversion to integers for QFlags), will be fixed in 5.14.2

Fix for CI/macOS problem is in, but it requires some merges in Qt5. Until all required merges are done, we will use Qt5 5.14.1 with Qt For Python 5.14
Research on PYSIDE-803
Proposed an "until" attribute for typesystem files to make it possible to build Pyside 5.14 against Qt 5.12 PYSIDE-1195
Improved the view of compare app for PYSIDE-803
Analysis of PyQt5 and SIP implementation

CI/macOS problems are being worked.
qApp fix waiting to be merged.
first attempts to tackle PYSIDE-803
Python 3.8 fix to old branches is required for distributions using 5.12 LTS like Conda.
Working on Q_ENUM support.
Viewer for PYSIDE-803 is ready to try. Please check out https://git.qt.io/playground/pyside-compare.git and give feedback.

PYSIDE-803 needs to be tackled soon, it's critical, and we cannot carry that into Qt6.
Python 3.8.1 on Windows has some issues while building.
qApp macro changes discussion.
documentation updates are still pending.
with the release of 5.14 we have been fixing many details from uic's Python support.
designer's RUNPATH needed to be patched, waiting for approval,
A modular way of packing wheels is being studied.
Re-take the Python extensions for QtCreator project evaluation.