def close(self):
        """Close and remove hooks."""
        if not self.closed:
            self._ipython.events.unregister('post_run_cell', self._fill)
            self._box.close()
            self.closed = True
def close ( self ) : if not self . closed : self . _ipython . events . unregister ( 'post_run_cell' , self . _fill ) self . _box . close ( ) self . closed = True
Close and remove hooks.