code: def test_index_repr_bool_nan(self):
      # GH32146
      arr = Index([True, False, np.nan], dtype=object)
      msg = "Index.format is deprecated"
      with tm.assert_produces_warning(FutureWarning, match=msg):
          exp1 = arr.format()
      out1 = ["True", "False", "NaN"]
      assert out1 == exp1
  
      exp2 = repr(arr)
      out2 = "Index([True, False, nan], dtype='object')"
      assert out2 == exp2
  
file_path: pandas/pandas/tests/indexes/base_class/test_formats.py
imports: import numpy
  import pytest
  from pandas._config import using_pyarrow_string_dtype
  import pandas._config.config
  from pandas import Index
  import pandas._testing
label_desc: Use image node_id 6 for calling the TestIndexRendering obj's underlying member method code with example usage: obj.test_index_repr_bool_nan() without return types