code: def test_disable_zmq_copy_buffers_in_reader(synthetic_dataset):
      """Assert that the underlying ProcessPool has zmq_copy_buffers disabled"""
  
      with make_reader(
          synthetic_dataset.url,
          reader_pool_type="process",
          workers_count=1,
          zmq_copy_buffers=False,
      ) as reader:
          assert not reader.diagnostics["zmq_copy_buffers"]
  
file_path: petastorm/petastorm/tests/test_reader.py
imports: from time import sleep
  import pyarrow.parquet
  import pytest
  from petastorm import make_reader
  from petastorm.reader import Reader
label_desc: Use image node_id 5 for calling a global function with example usage: test_disable_zmq_copy_buffers_in_reader(synthetic_dataset) without return types