Python——GUI可视化

 import sys
 from PyQt5.QtCore import *
 from PyQt5.QtGui import *
 from PyQt5.QtWidgets import *

 class Form(QDialog):
     def __init__(self,parent=None):
         super().__init__(parent)
         #窗体标题
         self.setWindowTitle('窗体标题！')
         #QLabel标签
         self.aLabel = QLabel(self)
         self.aLabel.setText('ABCD')
         #QSpinBox数字框
         self.mySpinBox = QDoubleSpinBox(self)
         self.mySpinBox.setValue(100)
         self.mySpinBox.setRange(1,666)
         #滑动条
         self.s = QSlider()
         #QListWidget选单
         self.listWidget = QListWidget(self)
         self.listWidget.addItems(['item1','item2','item3'])
         #QPushButton按钮
         self.okButton = QPushButton(self)
         self.okButton.setText("OK")
         #可编辑文本框
         self.lineedit = QLineEdit("Type a string!")
         #不可编辑文本框
         self.browser = QTextBrowser()
         self.browser.append('abcd')
         #下拉选单
         self.comboBox = QComboBox(self)
         itemdata = ['a','b','c']
         self.comboBox.addItems(itemdata)

         layout = QVBoxLayout()
         layout.addWidget(self.aLabel)
         layout.addWidget(self.mySpinBox)
         layout.addWidget(self.s)
         layout.addWidget(self.listWidget)
         layout.addWidget(self.okButton)
         layout.addWidget(self.lineedit)
         layout.addWidget(self.browser)
         layout.addWidget(self.comboBox)
         self.setLayout(layout)

 #下面这段脚本在PyQt GUI编程中几乎通用的
 app = QApplication(sys.argv)
 form = Form()
 form.show()
 app.exec_()

输出结果：