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 typing import TYPE_CHECKING
  import warnings
  
  from azure.core.exceptions import ClientAuthenticationError, HttpResponseError, ResourceExistsError, ResourceNotFoundError, map_error
  from azure.core.pipeline import PipelineResponse
  from azure.core.pipeline.transport import HttpRequest, HttpResponse
  from azure.mgmt.core.exceptions import ARMErrorFormat
  
  from .. import models
  
  if TYPE_CHECKING:
      # pylint: disable=unused-import,ungrouped-imports
      from typing import Any, Callable, Dict, Generic, Optional, TypeVar
  
      T = TypeVar('T')
      ClsType = Optional[Callable[[PipelineResponse[HttpRequest, HttpResponse], T, Dict[str, Any]], Any]]
  
  class ResourceProviderCommonOperations(object):
      """ResourceProviderCommonOperations operations.
  
      You should not instantiate this class directly. Instead, you should create a Client instance that
      instantiates it for you and attaches it as an attribute.
  
      :ivar models: Alias to model classes used in this operation group.
      :type models: ~azure.mgmt.iothub.models
      :param client: Client for service requests.
      :param config: Configuration of service client.
      :param serializer: An object model serializer.
      :param deserializer: An object model deserializer.
      """
  
      models = models
  
      def __init__(self, client, config, serializer, deserializer):
          self._client = client
          self._serialize = serializer
          self._deserialize = deserializer
          self._config = config
  
      def get_subscription_quota(
          self,
          **kwargs  # type: Any
      ):
          # type: (...) -> "models.UserSubscriptionQuotaListResult"
          """Get the number of iot hubs in the subscription.
  
          Get the number of free and paid iot hubs in the subscription.
  
          :keyword callable cls: A custom type or function that will be passed the direct response
          :return: UserSubscriptionQuotaListResult, or the result of cls(response)
          :rtype: ~azure.mgmt.iothub.models.UserSubscriptionQuotaListResult
          :raises: ~azure.core.exceptions.HttpResponseError
          """
          cls = kwargs.pop('cls', None)  # type: ClsType["models.UserSubscriptionQuotaListResult"]
          error_map = {
              401: ClientAuthenticationError, 404: ResourceNotFoundError, 409: ResourceExistsError
          }
          error_map.update(kwargs.pop('error_map', {}))
          api_version = "2018-04-01"
          accept = "application/json"
  
          # Construct URL
          url = self.get_subscription_quota.metadata['url']  # type: ignore
          path_format_arguments = {
              'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
          }
          url = self._client.format_url(url, **path_format_arguments)
  
          # Construct parameters
          query_parameters = {}  # type: Dict[str, Any]
          query_parameters['api-version'] = self._serialize.query("api_version", api_version, 'str')
  
          # Construct headers
          header_parameters = {}  # type: Dict[str, Any]
          header_parameters['Accept'] = self._serialize.header("accept", accept, 'str')
  
          request = self._client.get(url, query_parameters, header_parameters)
          pipeline_response = self._client._pipeline.run(request, stream=False, **kwargs)
          response = pipeline_response.http_response
  
          if response.status_code not in [200]:
              map_error(status_code=response.status_code, response=response, error_map=error_map)
              error = self._deserialize(models.ErrorDetails, response)
              raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)
  
          deserialized = self._deserialize('UserSubscriptionQuotaListResult', pipeline_response)
  
          if cls:
              return cls(pipeline_response, deserialized, {})
  
          return deserialized
      get_subscription_quota.metadata = {'url': '/subscriptions/{subscriptionId}/providers/Microsoft.Devices/usages'}  # type: ignore
  