code: def test_duplicate_level_names(names):
      # GH18872, GH19029
      mi = MultiIndex.from_product([[0, 1]] * 3, names=names)
      assert mi.names == names
  
      # With .rename()
      mi = MultiIndex.from_product([[0, 1]] * 3)
      mi = mi.rename(names)
      assert mi.names == names
  
      # With .rename(., level=)
      mi.rename(names[1], level=1, inplace=True)
      mi = mi.rename([names[0], names[2]], level=[0, 2])
      assert mi.names == names
  
imports: from itertools import product
  import numpy
  import pytest
  from pandas._libs import hashtable, index
  from pandas import NA, DatetimeIndex, Index, MultiIndex, Series
  import pandas._testing
label_desc: Use image node_id 6 for calling a global function with example usage: test_duplicate_level_names(names) without return types