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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 visit_Dict(self, pattern):
 """ Dict can match with unordered values. """

        if not isinstance(self.node, Dict):
            return False
        if len(pattern.keys) > MAX_UNORDERED_LENGTH:
            raise DamnTooLongPattern("Pattern for Dict is too long")
        for permutation in permutations(range(len(self.node.keys))):
            for i, value in enumerate(permutation):
                if not self.field_match(self.node.keys[i],
                                        pattern.keys[value]):
                    break
            else:
                pattern_values = [pattern.values[i] for i in permutation]
                return self.check_list(self.node.values, pattern_values)
        return False