code: def test_json_nested_mixed_types_error(jsonl_string):
      # mixing list and struct should raise an exception
      with pytest.raises(RuntimeError):
          cudf.read_json(
              StringIO(jsonl_string),
              orient="records",
              lines=True,
          )
  
imports: import copy
  import gzip
  import itertools
  import os
  from io import BytesIO, StringIO
  from pathlib import Path
  import numpy
  import pandas
  import pyarrow
  import pytest
  import cudf
  from cudf.testing._utils import DATETIME_TYPES, NUMERIC_TYPES, TIMEDELTA_TYPES, assert_eq
label_desc: Use image node_id 43 for calling a global function with example usage: test_json_nested_mixed_types_error(jsonl_string) without return types