code: def test_delocalize_naive():
      # delocalizing naive datetimes should be a no-op
      psr = pd.Series(["2001-01-01"], dtype="datetime64[ns]")
      sr = cudf.from_pandas(psr)
  
      expect = psr.dt.tz_localize(None)
      got = sr.dt.tz_localize(None)
      assert_eq(expect, got)
  
file_path: cudf/python/cudf/cudf/tests/series/test_datetimelike.py
imports: import os
  import pandas
  import pytest
  import cudf
  from cudf import date_range
  from cudf.testing._utils import assert_eq
label_desc: Use image node_id 8 for calling a global function with example usage: test_delocalize_naive() without return types