code: def test_multiindex_complex(self):
      # GH#42145
      complex_data = [1 + 2j, 4 - 3j, 10 - 1j]
      non_complex_data = [3, 4, 5]
      result = DataFrame(
          {
              "x": complex_data,
              "y": non_complex_data,
              "z": non_complex_data,
          }
      )
      result.set_index(["x", "y"], inplace=True)
      expected = DataFrame(
          {"z": non_complex_data},
          index=MultiIndex.from_arrays(
              [complex_data, non_complex_data],
              names=("x", "y"),
          ),
      )
      tm.assert_frame_equal(result, expected)
  
imports: import numpy
  import pytest
  import pandas._libs.index
  from pandas.errors import PerformanceWarning
  import pandas
  from pandas import CategoricalDtype, DataFrame, Index, MultiIndex, Series
  import pandas._testing
  from pandas.core.arrays.boolean import BooleanDtype
label_desc: Use image node_id 7 for calling the TestMultiIndexBasic obj's underlying member method code with example usage: obj.test_multiindex_complex() without return types