code: def test_to_dict_not_unique(self, orient, expected):
      # GH#54824: This is to make sure that dataframes with non-unique column
      # would have uniform behavior throughout different orients
      df = DataFrame([[1, 2, 3], [4, 5, 6]], columns=["A", "A", "B"])
      result = df.to_dict(orient)
      assert result == expected
  
imports: from collections import OrderedDict, defaultdict
  from datetime import datetime
  import numpy
  import pytest
  import pytz
  from pandas import NA, DataFrame, Index, MultiIndex, Series, Timestamp
  import pandas._testing
label_desc: Use image node_id 8 for calling the TestDataFrameToDict obj's underlying member method code with example usage: obj.test_to_dict_not_unique(orient, expected) without return types