code: func (c *Glue) GetCrawlerMetrics(input *GetCrawlerMetricsInput) (*GetCrawlerMetricsOutput, error) {
  	req, out := c.GetCrawlerMetricsRequest(input)
  	return out, req.Send()
  }
docs: // GetCrawlerMetrics API operation for AWS Glue.
  //
  // Retrieves metrics about specified crawlers.
  //
  // Returns awserr.Error for service API and SDK errors. Use runtime type assertions
  // with awserr.Error's Code and Message methods to get detailed information about
  // the error.
  //
  // See the AWS API reference guide for AWS Glue's
  // API operation GetCrawlerMetrics for usage and error information.
  //
  // Returned Error Codes:
  //   * ErrCodeOperationTimeoutException "OperationTimeoutException"
  //   The operation timed out.
  //
  // See also, https://docs.aws.amazon.com/goto/WebAPI/glue-2017-03-31/GetCrawlerMetrics