Mac

环境：mac已经安装了python3.5，pip3.5 IDE:PyCharm 安装pyside2 pip3.5 install --index-url=http://download.qt.io/snapshots/ci/pyside/5.9/latest/ pyside2 --trusted-host download.qt.io 简单实例 #!/usr/bin/python # -*- coding: utf-8 -*- # 1st.py import sys from PySide2 import QtGui from PySide2 import QtWidgets app = QtWidgets.QApplication(sys.argv) wid = QtWidgets.QWidget() wid.resize(250, 150) wid.setWindowTitle('Simple') wid.show() sys.exit(app.exec_()) 面向对象写法 #!/usr/bin/python # -*- coding: utf-8 -*- import sys from PySide2 import QtGui from PySide2 import QtWidgets class Example(QtWidgets.QWidget): def __init__(self): super(Example, self).__init__() self.initUI() def initUI(self): self.setGeometry(300, 300, 250, 150) self.setWindowTitle('Icon') self.setWindowIcon(QtGui.QIcon('icon.png')) self.show() def main(): app = QtWidgets.QApplication(sys.argv) ex = Example() sys.exit(app.exec_()) if __name__ == '__main__': main()