code: def _test_faster_rcnn_batch(batch):
      _test_common_rcnn_batch(batch)
  
      (images, targets), records = batch
      for target in targets:
          assert set(target) == {"labels", "boxes"}
  
imports: import pytest
  from icevision.all import *
  from icevision.models.torchvision import faster_rcnn, mask_rcnn, keypoint_rcnn
label_desc: Use image node_id 4 for calling a global function with example usage: _test_faster_rcnn_batch(batch) without return types