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QtPy: For multi-backend compatibility.def __init__(self, parent: QWidget | None = None) -> None:.pyproject.toml setup: No more setup.py.We hope you found this tutorial helpful in getting started with PyQt6. With its powerful features and easy-to-use API, PyQt6 is an ideal choice for building GUI applications with Python. "PyQt6 tutorial PDF hot" The Ultimate PyQt6 Tutorial:
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