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diff --git a/examples/qml/tutorials/extending-qml-advanced/advanced6-Property-value-source/person.py b/examples/qml/tutorials/extending-qml-advanced/advanced6-Property-value-source/person.py
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+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+from PySide6.QtCore import QObject, Property, Signal
+from PySide6.QtQml import QmlAnonymous, QmlElement
+
+# To be used on the @QmlElement decorator
+# (QML_IMPORT_MINOR_VERSION is optional)
+QML_IMPORT_NAME = "People"
+QML_IMPORT_MAJOR_VERSION = 1
+
+
+@QmlAnonymous
+class Person(QObject):
+ name_changed = Signal()
+ shoe_size_changed = Signal()
+
+ def __init__(self, parent=None):
+ super().__init__(parent)
+ self._name = ''
+ self._shoe_size = 0
+
+ @Property(str, notify=name_changed, final=True)
+ def name(self):
+ return self._name
+
+ @name.setter
+ def name(self, n):
+ if self._name != n:
+ self._name = n
+ self.name_changed.emit()
+
+ @Property(int, notify=shoe_size_changed, final=True)
+ def shoe_size(self):
+ return self._shoe_size
+
+ @shoe_size.setter
+ def shoe_size(self, s):
+ self._shoe_size = s
+
+
+@QmlElement
+class Boy(Person):
+ def __init__(self, parent=None):
+ super().__init__(parent)
+
+
+@QmlElement
+class Girl(Person):
+ def __init__(self, parent=None):
+ super().__init__(parent)