code: def _add_parameterized_validator_internal(param_validator, base_tag):
      "with builtin tag prefixing"
      add_parameterized_validator(param_validator, base_tag, tag_prefix=u'!~~%s(' % param_validator.__name__f _add_parameterized_validator_internal(param_validator, base_tag):
      "with builtin tag prefixing"
      add_parameterized_validator(param_validator, base_tag, tag_prefix=u'!~~%s(' % param_validator.__name__)
docs: with builtin tag prefixing