第一个PyQt5案例

参考资料：
1.B站
2.一个案例
源代码：

from PySide2.QtWidgets import QApplication, QMainWindow, QPushButton,  QPlainTextEdit

app = QApplication([])

window = QMainWindow()
window.resize(500, 400)
window.move(300, 310)
window.setWindowTitle('薪资统计')

textEdit = QPlainTextEdit(window)
textEdit.setPlaceholderText("请输入薪资表")
textEdit.move(10,25)
textEdit.resize(300,350)

button = QPushButton('统计', window)
button.move(380,80)

window.show()

app.exec_()