pyside显示/隐藏布局

import sys
from PySide6.QtWidgets import QApplication, QWidget, QVBoxLayout, QPushButton

class MyWindow(QWidget):
    def __init__(self):
        super().__init__()

        self.layout = QVBoxLayout()

        self.button = QPushButton("Toggle Layout")
        self.button.clicked.connect(self.toggle_layout)

        self.layout.addWidget(self.button)

        self.setLayout(self.layout)

    def toggle_layout(self):
        if self.layout.isVisible():
            self.layout.setVisible(False)
        else:
            self.layout.setVisible(True)

app = QApplication(sys.argv)
window = MyWindow()
window.show()
sys.exit(app.exec())