[main] Initial code

src/app.py

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+import sys
+from PySide6.QtGui import QGuiApplication
+from PySide6.QtQml import QQmlApplicationEngine
+
+if __name__ == "__main__":
+    app = QGuiApplication(sys.argv)
+    engine = QQmlApplicationEngine()
+    engine.addImportPath(sys.path[0])
+    engine.loadFromModule("ui", "Main")
+    if not engine.rootObjects():
+        sys.exit(-1)
+    exit_code = app.exec()
+    del engine
+    sys.exit(exit_code)

src/models/author.py

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+from sqlalchemy import Column, Integer, VARCHAR
+from sqlalchemy.orm import relationship
+from sqlalchemy.ext.declarative import declarative_base
+
+Base = declarative_base()
+
+class Author(Base):
+    __tablename__ = "author"
+
+    id = Column(Integer, primary_key=True)
+    first_name = Column(VARCHAR(length=50))
+    last_name = Column(VARCHAR(length=50))

src/ui/Main.qml

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+import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts
+
+Window {
+    width: 300
+    height: 200
+    visible: true
+    title: "Hello World"
+
+    readonly property list<string> texts: ["Hallo Welt", "Hei maailma", "Hola Mundo", "Привет мир"]
+
+    function setText() {
+        var i = Math.round(Math.random() * 3);
+        text.text = texts[i];
+    }
+
+    ColumnLayout {
+        anchors.fill: parent
+
+        Text {
+            id: text
+            text: "Hello World"
+            Layout.alignment: Qt.AlignHCenter
+        }
+        Button {
+            text: "Click me"
+            Layout.alignment: Qt.AlignHCenter
+            onClicked: setText()
+        }
+    }
+}

src/ui/qmldir

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+module Example
+Main 254.0 Main.qml