code: @Override
      public DescribeEndpointConfigResult describeEndpointConfig(DescribeEndpointConfigRequest request) {
          request = beforeClientExecution(request);
          return executeDescribeEndpointConfig(request);
      }
docs: <p>
  Returns the description of an endpoint configuration created using the <code>CreateEndpointConfig</code> API.
  </p>
  
  @param describeEndpointConfigRequest
  @return Result of the DescribeEndpointConfig operation returned by the service.
  @sample AmazonSageMaker.DescribeEndpointConfig
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/sagemaker-2017-07-24/DescribeEndpointConfig"
  target="_top">AWS API Documentation</a>