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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 _check_timezone_max_length_attribute(self):
 # pragma: no cover """ Checks that the `max_length` attribute covers all possible pytz timezone lengths. """


        # Retrieve the maximum possible length for the time zone string
        possible_max_length = max(map(len, pytz.all_timezones))

        # Make sure that the max_length attribute will handle the longest time
        #   zone string
        if self.max_length < possible_max_length:   # pragma: no cover
            return [
                checks.Error(
                    msg=(
                        "'max_length' is too short to support all possible "
                        "pytz time zones."
                    ),
                    hint=(
                        "pytz {version}'s longest time zone string has a "
                        "length of {value}, although it is recommended that "
                        "you leave room for longer time zone strings to be "
                        "added in the future.".format(
                            version=pytz.VERSION,
                            value=possible_max_length
                        )
                    ),
                    obj=self,
                )
            ]

        # When no error, return an empty list
        return []