def and_return_result_of()

in doubles/allowance.py [0:0]


    def and_return_result_of(self, return_value):
        """ Causes the double to return the result of calling the provided value.

        :param return_value: A callable that will be invoked to determine the double's return value.
        :type return_value: any callable object
        """
        if not check_func_takes_args(return_value):
            self._return_value = lambda *args, **kwargs: return_value()
        else:
            self._return_value = return_value

        return self