file_path: graphics/tensorflow_graphics/projects/pointnet/train_test.py
imports: import importlib
  import sys
  import tempfile
  import tensorflow_datasets
  from tensorflow_graphics.datasets import testing
  from tensorflow_graphics.util import test_case
label_desc: Use image node_id 1 for calling the TrainTest obj's underlying member method code with example usage: obj.test_train() without return types