text: # coding=utf-8
  # --------------------------------------------------------------------------
  # Copyright (c) Microsoft Corporation. All rights reserved.
  # Licensed under the MIT License. See License.txt in the project root for
  # license information.
  #
  # Code generated by Microsoft (R) AutoRest Code Generator.
  # Changes may cause incorrect behavior and will be lost if the code is
  # regenerated.
  # --------------------------------------------------------------------------
  
  from msrest.serialization import Model
  
  
  class PolicyDefinitionReference(Model):
      """The policy definition reference.
  
      :param policy_definition_id: The ID of the policy definition or policy set
       definition.
      :type policy_definition_id: str
      :param parameters: Required if a parameter is used in policy rule.
      :type parameters: object
      """
  
      _attribute_map = {
          'policy_definition_id': {'key': 'policyDefinitionId', 'type': 'str'},
          'parameters': {'key': 'parameters', 'type': 'object'},
      }
  
      def __init__(self, policy_definition_id=None, parameters=None):
          self.policy_definition_id = policy_definition_id
          self.parameters = parameters
  