IoT / Client / update_custom_metric



Updates a Device Defender detect custom metric.

Requires permission to access the UpdateCustomMetric action.

See also: AWS API Documentation

Request Syntax

response = client.update_custom_metric(
  • metricName (string) –


    The name of the custom metric. Cannot be updated.

  • displayName (string) –


    Field represents a friendly name in the console for the custom metric, it doesn’t have to be unique. Don’t use this name as the metric identifier in the device metric report. Can be updated.

Return type:



Response Syntax

    'metricName': 'string',
    'metricArn': 'string',
    'metricType': 'string-list'|'ip-address-list'|'number-list'|'number',
    'displayName': 'string',
    'creationDate': datetime(2015, 1, 1),
    'lastModifiedDate': datetime(2015, 1, 1)

Response Structure

  • (dict) –

    • metricName (string) –

      The name of the custom metric.

    • metricArn (string) –

      The Amazon Resource Number (ARN) of the custom metric.

    • metricType (string) –

      The type of the custom metric.


      The type number only takes a single metric value as an input, but while submitting the metrics value in the DeviceMetrics report, it must be passed as an array with a single value.

    • displayName (string) –

      A friendly name in the console for the custom metric

    • creationDate (datetime) –

      The creation date of the custom metric in milliseconds since epoch.

    • lastModifiedDate (datetime) –

      The time the custom metric was last modified in milliseconds since epoch.


  • IoT.Client.exceptions.InvalidRequestException

  • IoT.Client.exceptions.ResourceNotFoundException

  • IoT.Client.exceptions.ThrottlingException

  • IoT.Client.exceptions.InternalFailureException