def _aa_deny(self):
        choices = ["unknown-clients", "bootp", "booting", "duplicates",
                   "declines", "client-updates", "dynamic bootp clients"]
        self.is_statement = True
        self.is_option = False
        self.has_validator = True
        value = self._get_value()
        values = value.split(',')
        for value in values:
            if value in choices:
                continue
            else:
                raise ValidationError("Invalid option ({0}) parameter "
                                      "({1})'".format(self.key, self.value))
Creates our parameter parser, which accepts a restricted set of commands.
dataset/ETHPy150Open rtucker-mozilla/mozilla_inventory/core/keyvalue/base_option.py/CommonOption._aa_deny--crossover with--dataset/ETHPy150Open google/lab_device_proxy/lab_device_proxy_client.py/_CreateParser