code: def test_frame_apply_np_array_return_type(self, using_infer_string):
      # GH 35517
      df = DataFrame([["foo"]])
      result = df.apply(lambda col: np.array("bar"))
      if using_infer_string:
          expected = Series([np.array(["bar"])])
      else:
          expected = Series(["bar"])
      tm.assert_series_equal(result, expected)
  
file_path: pandas/pandas/tests/frame/methods/test_dtypes.py
imports: from datetime import timedelta
  import numpy
  import pytest
  from pandas.core.dtypes.dtypes import DatetimeTZDtype
  import pandas
  from pandas import DataFrame, Series, date_range, option_context
  import pandas._testing
label_desc: Use image node_id 7 for calling the TestDataFrameDataTypes obj's underlying member method code with example usage: obj.test_frame_apply_np_array_return_type(using_infer_string) without return types