Added missing files and removed unnessesary ones

Python/pyqt6_4/snippets/5.py

@@ -0,0 +1,32 @@
+import sys
+
+from PyQt6.QtWidgets import QApplication, QWidget, QPushButton, QHBoxLayout
+
+
+class Window(QWidget):
+    def __init__(self) -> None:
+        super().__init__()
+        self.setGeometry(*(500,) * 4)
+        self.setWindowTitle("Окно")
+
+        btn1 = QPushButton("One")
+        btn2 = QPushButton("Two")
+        btn3 = QPushButton("Three")
+
+        layout = QHBoxLayout()
+        layout.addWidget(btn1)
+        layout.addWidget(btn2)
+        layout.addWidget(btn3)
+
+        self.setLayout(layout)
+
+
+def main() -> None:
+    app = QApplication(sys.argv)
+    window = Window()
+    window.show()
+    sys.exit(app.exec())
+
+
+if __name__ == "__main__":
+    main()