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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 reject(self, timeout=1):
 """ Check that the process survives for timeout. Useful for checking whether program is waiting on input. :param timeout: number of seconds to wait :type timeout: int / float :raises check50.Failure: if process ends before ``timeout`` """

        log(_("checking that input was rejected..."))
        try:
            self._wait(timeout)
        except Failure as e:
            if not isinstance(e.__cause__, TIMEOUT):
                raise
        else:
            raise Failure(_("expected program to reject input, but it did not"))
        return self