PyQt

1, Qt Designer

2, pyuic4  *.ui

3, 

 # start.py

import sys

from PyQt4 import QtCore, QtGui
from edytor import *

app = QtGui.QApplication(sys.argv)
window = QtGui.QMainWindow()
ui = Ui_mainWindow()
ui.setupUi(window)

window.show()

sys.exit(app.exec_())

 4, python start.py