human
Complete the below
def initialize():

    ''''Initialize Qt, patching sys.exit and eventually setting up ETS'
    '''
 ... Can you provide a the Python code you requested?
assistant
#Here is the Python code you requested.
    app = qapplication()
    class FakeQApplication(QApplication, ):
        "Spyder's    fake    QApplication"
        def __init__(self, args):
            self = app
        @staticmethod
        def exec_():
            'Do    nothing    because    the    Qt    mainloop    is    already    running'
            pass
    from qtpy import QtWidgets
    QtWidgets.QApplication = FakeQApplication
    def fake_sys_exit(arg=[]):
        pass
    sys.exit = fake_sys_exit
    if PYQT5:
        def spy_excepthook(type_, value, tback):
            sys.__excepthook__(type_, value, tback)
        sys.excepthook = spy_excepthook
    sys.argv = ['']
    try:
        from enthought.etsconfig.api import ETSConfig
        ETSConfig.toolkit = 'qt4'
    except ImportError:
        pass
    return app