code: def test_json_round_trip_gzip():
      df = cudf.DataFrame({"a": [1, 2, 3], "b": ["abc", "def", "ghi"]})
      bytes = BytesIO()
      with gzip.open(bytes, mode="wb") as fo:
          with pytest.warns(UserWarning):
              df.to_json(fo, orient="records", lines=True)
      bytes.seek(0)
      with gzip.open(bytes, mode="rb") as fo:
          written_df = cudf.read_json(fo, orient="records", lines=True)
      assert_eq(written_df, df)
  
      # Testing writing from middle of the file.
      loc = bytes.tell()
  
      with gzip.open(bytes, mode="wb") as fo:
          fo.seek(loc)
          with pytest.warns(UserWarning):
              df.to_json(fo, orient="records", lines=True)
      bytes.seek(loc)
      with gzip.open(bytes, mode="rb") as fo:
          fo.seek(loc)
          written_df = cudf.read_json(fo, orient="records", lines=True)
      assert_eq(written_df, df)
  
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 40 for calling a global function with example usage: test_json_round_trip_gzip() without return types