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 .sub_resource import SubResource
  
  
  class ExpressRouteCircuitAuthorization(SubResource):
      """Authorization in an ExpressRouteCircuit resource.
  
      Variables are only populated by the server, and will be ignored when
      sending a request.
  
      :param id: Resource ID.
      :type id: str
      :param authorization_key: The authorization key.
      :type authorization_key: str
      :param authorization_use_status: AuthorizationUseStatus. Possible values
       are: 'Available' and 'InUse'. Possible values include: 'Available',
       'InUse'
      :type authorization_use_status: str or
       ~azure.mgmt.network.v2018_02_01.models.AuthorizationUseStatus
      :param provisioning_state: Gets the provisioning state of the public IP
       resource. Possible values are: 'Updating', 'Deleting', and 'Failed'.
      :type provisioning_state: str
      :param name: Gets name of the resource that is unique within a resource
       group. This name can be used to access the resource.
      :type name: str
      :ivar etag: A unique read-only string that changes whenever the resource
       is updated.
      :vartype etag: str
      """
  
      _validation = {
          'etag': {'readonly': True},
      }
  
      _attribute_map = {
          'id': {'key': 'id', 'type': 'str'},
          'authorization_key': {'key': 'properties.authorizationKey', 'type': 'str'},
          'authorization_use_status': {'key': 'properties.authorizationUseStatus', 'type': 'str'},
          'provisioning_state': {'key': 'properties.provisioningState', 'type': 'str'},
          'name': {'key': 'name', 'type': 'str'},
          'etag': {'key': 'etag', 'type': 'str'},
      }
  
      def __init__(self, **kwargs):
          super(ExpressRouteCircuitAuthorization, self).__init__(**kwargs)
          self.authorization_key = kwargs.get('authorization_key', None)
          self.authorization_use_status = kwargs.get('authorization_use_status', None)
          self.provisioning_state = kwargs.get('provisioning_state', None)
          self.name = kwargs.get('name', None)
          self.etag = None
  