code: def test_rw_use_threads(self):
      df = pd.DataFrame({"A": np.arange(100000)})
      self.check_round_trip(df, use_threads=True)
      self.check_round_trip(df, use_threads=False)
  
imports: import numpy
  import pytest
  import pandas
  import pandas._testing
  from pandas.core.arrays import ArrowStringArray, StringArray
  from pandas.io.feather_format import read_feather, to_feather
label_desc: Use image node_id 10 for calling the TestFeather obj's underlying member method code with example usage: obj.test_rw_use_threads() without return types