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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 parse(cls, parser, text, pos):
 """Using our own parse to enable the flag below."""

        try:
            parser._parsing_parenthesized_simple_values_expression = True
            remaining_text, recognized_tokens = parser.parse(text, cls.grammar)
            return remaining_text, recognized_tokens
        except SyntaxError as e:
            return text, e
        finally:
            parser._parsing_parenthesized_simple_values_expression = False