def delete_images(project_id, image_ids, custom_headers:nil)
      response = delete_images_async(project_id, image_ids, custom_headers:custom_headers).value!
      nil
    end
def delete_images(project_id, image_ids, custom_headers:nil)
      response = delete_images_async(project_id, image_ids, custom_headers:custom_headers).value!
      nil
    end
Delete images from the set of training images.

 @param project_id The project id.
 @param image_ids Ids of the images to be deleted. Limited to 256 images per
 batch.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.