console.py 文件源码

def enable(self, app=None):
        """ Enable event loop integration with gevent.

        Args:
            app: Ignored, it's only a placeholder to keep the call signature of all
                gui activation methods consistent, which simplifies the logic of
                supporting magics.

        Notes:
            This methods sets the PyOS_InputHook for gevent, which allows
            gevent greenlets to run in the background while interactively using
            IPython.
        """
        self.manager.set_inputhook(inputhook_gevent)
        self._current_gui = GUI_GEVENT
        return app