code: def test_getitem_list_missing_key(self):
      # GH#13822, incorrect error string with non-unique columns when missing
      # column is accessed
      df = DataFrame({"x": [1.0], "y": [2.0], "z": [3.0]})
      df.columns = ["x", "x", "z"]
  
      # Check that we get the correct value in the KeyError
      with pytest.raises(KeyError, match=r"\['y'\] not in index"):
          df[["x", "y", "z"]]
  
imports: import re
  import numpy
  import pytest
  from pandas import Categorical, CategoricalDtype, CategoricalIndex, DataFrame, DateOffset, DatetimeIndex, Index, MultiIndex, Series, Timestamp, concat, date_range, get_dummies, period_range
  import pandas._testing
  from pandas.core.arrays import SparseArray
label_desc: Use image node_id 1 for calling the TestGetitemListLike obj's underlying member method code with example usage: obj.test_getitem_list_missing_key() without return types