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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def enable_pyglet(self, app=None):
 """Enable event loop integration with pyglet. Parameters app : ignored 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 pyglet, which allows pyglet to integrate with terminal based applications like IPython. """

        from pydev_ipython.inputhookpyglet import inputhook_pyglet
        self.set_inputhook(inputhook_pyglet)
        self._current_gui = GUI_PYGLET
        return app