code: def test_pyarrow(df):
      pyarrow = pytest.importorskip("pyarrow")
      table = pyarrow.Table.from_pandas(df)
      result = table.to_pandas()
      tm.assert_frame_equal(result, df)
  
imports: import array
  from functools import partial
  import subprocess
  import sys
  import numpy
  import pytest
  from pandas.errors import IntCastingNaNError
  import pandas
  from pandas import DataFrame, DatetimeIndex, Series, TimedeltaIndex
  import pandas._testing
  from pandas.core.arrays import DatetimeArray, TimedeltaArray
label_desc: Use image node_id 13 for calling a global function with example usage: test_pyarrow(df) without return types