将布局定位到主布局python Autodesk Maya的底部

import sys
from PyQt5.QtWidgets import QApplication, QMainWindow, QWidget, QVBoxLayout, QPushButton

class MainWindow(QMainWindow):
    def __init__(self):
        super().__init__()

        # 创建主窗口
        self.setWindowTitle("布局定位示例")
        self.setGeometry(100, 100, 400, 300)

        # 创建主布局
        main_widget = QWidget(self)
        main_layout = QVBoxLayout(main_widget)

        # 创建按钮
        button1 = QPushButton("按钮1")
        button2 = QPushButton("按钮2")

        # 将按钮添加到主布局中
        main_layout.addWidget(button1)
        main_layout.addWidget(button2)

        # 设置主窗口的中心部件为主布局
        self.setCentralWidget(main_widget)

if __name__ == "__main__":
    app = QApplication(sys.argv)
    window = MainWindow()
    window.show()
    sys.exit(app.exec_())

import maya.cmds as cmds

# 创建主窗口
window = cmds.window(title="布局定位示例", widthHeight=(400, 300))

# 创建主布局
main_layout = cmds.columnLayout()

# 创建按钮
button1 = cmds.button(label="按钮1")
button2 = cmds.button(label="按钮2")

# 将按钮添加到主布局中
cmds.setParent(main_layout)
cmds.button(button1, edit=True, parent=main_layout)
cmds.button(button2, edit=True, parent=main_layout)

# 显示主窗口
cmds.showWindow(window)