code: def using_pyarrow(dtype):
      return dtype in ("string[pyarrow]", "string[pyarrow_numpy]")
  
imports: from datetime import datetime
  import re
  import numpy
  import pytest
  from pandas.errors import PerformanceWarning
  import pandas.util._test_decorators
  import pandas
  from pandas import Series, _testing
  from pandas.tests.strings import _convert_na_value, object_pyarrow_numpy
label_desc: Use image node_id 1 for calling a global function with example usage: using_pyarrow(dtype) and returns: unknown