Method prompt_for_undo

bpython/curtsiesfrontend/repl.py:1967–1970

()

            return self.take_back_empty_line()

        def prompt_for_undo():
            n = super(BaseRepl, self).prompt_undo()
            if n > 0:
                self.request_undo(n=n)

        greenlet.greenlet(prompt_for_undo).switch()