code: def test_set_index_pass_multiindex(
      self, frame_of_index_cols, drop, append
  ):
      df = frame_of_index_cols
      keys = MultiIndex.from_arrays(
          [df["A"], df["B"]], names=["A", "B"]
      )
  
      result = df.set_index(keys, drop=drop, append=append)
  
      # setting with a MultiIndex will never drop columns
      expected = df.set_index(["A", "B"], drop=False, append=append)
  
      tm.assert_frame_equal(result, expected)
  
imports: from datetime import datetime, timedelta
  import numpy
  import pytest
  from pandas import Categorical, CategoricalIndex, DataFrame, DatetimeIndex, Index, MultiIndex, Series, date_range, period_range, to_datetime
  import pandas._testing
label_desc: Use image node_id 17 for calling the TestSetIndex obj's underlying member method code with example usage: obj.test_set_index_pass_multiindex(frame_of_index_cols, drop, append) without return types