How to use the azure-mgmt-datafactory.azure.mgmt.datafactory.models function in azure-mgmt-datafactory

to run on the integration runtime node. Values between 1 and
         maxConcurrentJobs(inclusive) are allowed.
        :type concurrent_jobs_limit: int
        :param dict custom_headers: headers that will be added to the request
        :param bool raw: returns the direct response alongside the
         deserialized response
        :param operation_config: :ref:`Operation configuration
         overrides`.
        :return: SelfHostedIntegrationRuntimeNode or ClientRawResponse if
         raw=true
        :rtype:
         ~azure.mgmt.datafactory.models.SelfHostedIntegrationRuntimeNode or
         ~msrest.pipeline.ClientRawResponse
        :raises: :class:`CloudError`
        """
        update_integration_runtime_node_request = models.UpdateIntegrationRuntimeNodeRequest(concurrent_jobs_limit=concurrent_jobs_limit)

        # Construct URL
        url = self.update.metadata['url']
        path_format_arguments = {
            'subscriptionId': self._serialize.url("self.config.subscription_id", self.config.subscription_id, 'str'),
            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
            'factoryName': self._serialize.url("factory_name", factory_name, 'str', max_length=63, min_length=3, pattern=r'^[A-Za-z0-9]+(?:-[A-Za-z0-9]+)*$'),
            'integrationRuntimeName': self._serialize.url("integration_runtime_name", integration_runtime_name, 'str', max_length=63, min_length=3, pattern=r'^[A-Za-z0-9]+(?:-[A-Za-z0-9]+)*$'),
            'nodeName': self._serialize.url("node_name", node_name, 'str', max_length=150, min_length=1, pattern=r'^[a-z0-9A-Z][a-z0-9A-Z_-]{0,149}$')
        }
        url = self._client.format_url(url, **path_format_arguments)

        # Construct parameters
        query_parameters = {}
        query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')

def __init__(
            self, credentials, subscription_id, base_url=None):

        self.config = DataFactoryManagementClientConfiguration(credentials, subscription_id, base_url)
        super(DataFactoryManagementClient, self).__init__(self.config.credentials, self.config)

        client_models = {k: v for k, v in models.__dict__.items() if isinstance(v, type)}
        self.api_version = '2018-06-01'
        self._serialize = Serializer(client_models)
        self._deserialize = Deserializer(client_models)

        self.operations = Operations(
            self._client, self.config, self._serialize, self._deserialize)
        self.factories = FactoriesOperations(
            self._client, self.config, self._serialize, self._deserialize)
        self.exposure_control = ExposureControlOperations(
            self._client, self.config, self._serialize, self._deserialize)
        self.integration_runtimes = IntegrationRuntimesOperations(
            self._client, self.config, self._serialize, self._deserialize)
        self.integration_runtime_object_metadata = IntegrationRuntimeObjectMetadataOperations(
            self._client, self.config, self._serialize, self._deserialize)
        self.integration_runtime_nodes = IntegrationRuntimeNodesOperations(
            self._client, self.config, self._serialize, self._deserialize)