#----------------------------------------------------------------------------- # Copyright (c) 2013, PyInstaller Development Team. # # Distributed under the terms of the GNU General Public License with exception # for distributing bootloader. # # The full license is in the file COPYING.txt, distributed with this software. #----------------------------------------------------------------------------- # Test of PyQt4 and multiprocessing. # # Running this code creates a PyQt4 window in a child process and exits when it # is closed. If run with the argument 'single', the window is created in the # same process instead. import multiprocessing import sys def run_qt(title): from PyQt4 import QtGui app = QtGui.QApplication(sys.argv) w = QtGui.QWidget() w.setWindowTitle(title) w.show() sys.exit(app.exec_()) if __name__ == '__main__': multiprocessing.freeze_support() if 'single' in sys.argv: run_qt('Same process') else: p = multiprocessing.Process(target=run_qt, args=('Child process',)) p.start() p.join()