def save(self, *args, **kwargs):
if self.postal_codes_pattern:
min_value, max_value = Pattern(
self.postal_codes_pattern).get_alphabetical_limits()
self._postal_codes_min = min_value
self._postal_codes_max = max_value
return super(TaxRule, self).save(*args, **kwargs)
def ReconstitutedPattern(pat):
return Pattern(Pattern(pat).as_normalized())