code: @Override
      public DeletePlacementGroupResult deletePlacementGroup(DeletePlacementGroupRequest request) {
          request = beforeClientExecution(request);
          return executeDeletePlacementGroup(request);
      }
docs: <p>
  Deletes the specified placement group. You must terminate all instances in the placement group before you can
  delete the placement group. For more information, see <a
  href="https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/placement-groups.html">Placement Groups</a> in the
  <i>Amazon Elastic Compute Cloud User Guide</i>.
  </p>
  
  @param deletePlacementGroupRequest
  @return Result of the DeletePlacementGroup operation returned by the service.
  @sample AmazonEC2.DeletePlacementGroup
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/ec2-2016-11-15/DeletePlacementGroup" target="_top">AWS API
  Documentation</a>