QtCS2021 - Qt for Python

Session Summary

Let's talk about what can be improved in Qt for Python and how you can contribute

Session Owners

• Friedemann Kleint (Friedemann.Kleint@qt.io)

Notes

(Notes by CristianMaureira)

Check the discussion on Akademy 2020

• Abstract layer to use PySide2 and PySide6, so people can use it seamesly.
  • https://github.com/mottosso/Qt.py
  • https://github.com/spyder-ide/qtpy
• (Andreas) Expose Python in QML?
  • yeah, it's possible.

• QtCreator
  • memory consumption too high.
  • lacking support...
  • Lacking warning messages from the LSP
  • Lacking code completion
  • Detection on the virtual environment.
• Other IDEs
  • Sublime text with Anaconda package.
  • QtCreator uses a lot of GPU in old computers.

• UI files
  • Get step by step tutorials on how to use it,
  • Don't fall into the C++ docs.

• Cookiecutter templates
• PyCharm
  • not the LSP, a commercial version.
  • Maybe we could improve LSP with Rope
  • Pylance
  • https://github.com/JetBrains/intellij-community/tree/master/python

• Python Debugging story on QtCreator
  • Needs maintainer.

• Feedback from Forums
  • PyQt5 -> PySide2
  • Designer based UI missing tutorials.
    • Modify design generated file.
    • Performance (old)
  • Maybe connect to an API?

• Other areas: Check VFX
  • https://www.rhino3d.com/
  • https://vfxplatform.com/

• More tutorials on Python/C++

• Redirect
  • doc.qt.io/pyside -> qtforpython
  • doc.qt.io/pyside2 -> qtforpython-5
  • doc.qt.io/shiboken
  • doc.qt.io/shiboken2
  • ...

Q: Doesn't that scripting example use a bunch of extra code referencing the Python C API instead of a nice Qt API?