def __init__(self, text=None, parent=None):
     QPushButton.__init__(self, text, parent)
     self.objectName = "button"
     self.connect("2clicked()", self.on_button_clicked)
 def __init__(self, parent=None):
     QPushButton.__init__(self, parent)
 def event(self, e):
     print e, e.type()
     return QPushButton.event(self, e)