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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 change_size_for_active_pane(self, up=0, right=0, down=0, left=0):
 """ Increase the size of the current pane in any of the four directions. """

        child = self.active_pane
        self.change_size_for_pane(child, up=up, right=right, down=down, left=left)