def closing_plugin(self, cancelable=False):
        """Perform actions before parent main window is closed"""
        self.mainwindow_close = True
        for client in self.clients:
            client.shutdown()
            client.remove_stderr_file()
            client.dialog_manager.close_all()
            client.close()
        return True
def closing_plugin ( self , cancelable = False ) : self . mainwindow_close = True for client in self . clients : client . shutdown ( ) client . remove_stderr_file ( ) client . dialog_manager . close_all ( ) client . close ( ) return True
Perform actions before parent main window is closed