docstr: Asserts that all chunk proto sizes are <= max_size.
code: def _assert_chunk_sizes(self, chunks, max_size):
      """Asserts that all chunk proto sizes are <= max_size."""
      for chunk in chunks:
          if isinstance(chunk, message.Message):
              self.assertLessEqual(chunk.ByteSize(), max_size)
  
file_path: tensorflow-upstream/tensorflow/tools/proto_splitter/python/saved_model_test.py
imports: from google.protobuf import message
  from tensorflow.core.protobuf import saved_model_pb2
  from tensorflow.python.platform import test
  from tensorflow.tools.proto_splitter import constants
  from tensorflow.tools.proto_splitter.python import saved_model
  from tensorflow.tools.proto_splitter.python import test_util
label_desc: Use image node_id 1 for calling the SavedModelSplitterTest obj's underlying member method code with example usage: obj._assert_chunk_sizes(chunks, max_size) without return types