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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 map_arguments(self, arguments):
 """ Returns the mapped function arguments. If no mapping functions are defined, the arguments are returned as they were supplied. :param arguments: List of arguments for bound function as strings. :return: Mapped arguments. """

        if self.argument_mappings is None:
            return arguments

        return [f(a) for f, a in zip(self.argument_mappings, arguments)]