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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 after(self, func):
 """ Returns a function that will only be executed after being called N times. """

        ns = self.Namespace()
        ns.times = self.obj

        if ns.times <= 0:
            return func()

        def work_after(*args):
            if ns.times <= 1:
                return func(*args)
            ns.times -= 1

        return self._wrap(work_after)