code: def test_getitem_slice_not_sorted(
      self, multiindex_dataframe_random_data
  ):
      frame = multiindex_dataframe_random_data
      df = frame.sort_index(level=1).T
  
      # buglet with int typechecking
      result = df.iloc[:, : np.int32(3)]
      expected = df.reindex(columns=df.columns[:3])
      tm.assert_frame_equal(result, expected)
  
file_path: pandas/pandas/tests/indexing/multiindex/test_sorted.py
imports: import numpy
  import pytest
  from pandas import NA, DataFrame, MultiIndex, Series, array
  import pandas._testing
label_desc: Use image node_id 2 for calling the TestMultiIndexSorted obj's underlying member method code with example usage: obj.test_getitem_slice_not_sorted(multiindex_dataframe_random_data) without return types