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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 match(self, f, *args):
 """Match grammar function 'f' against next token and set 'self.matched'. Arguments: f: A grammar function - see efilter.parsers.common.grammar. Must return TokenMatch or None. args: Passed to 'f', if any. Returns: Instance of efilter.parsers.common.grammar.TokenMatch or None. Comment: If a match is returned, it will also be stored in self.matched. """

        try:
            match = f(self.tokenizer, *args)
        except StopIteration:
            # The grammar function might have tried to access more tokens than
            # are available. That's not really an error, it just means it didn't
            # match.
            return

        if match is None:
            return

        if not isinstance(match, grammar.TokenMatch):
            raise TypeError("Invalid grammar function %r returned %r."
                            % (f, match))

        self.matched = match
        return match