code: def test_duplicate_columns_repr():
      arr = da.from_array(np.arange(10).reshape(5, 2), chunks=(5, 2))
      frame = dd.from_dask_array(arr, columns=["a", "a"])
      repr(frame)
  
imports: from __future__ import annotations
  from textwrap import dedent
  import numpy
  import pandas
  import pytest
  import dask.array
  import dask.dataframe
  from dask.dataframe.utils import get_string_dtype, pyarrow_strings_enabled
  from dask.utils import maybe_pluralize
label_desc: Use image node_id 13 for calling a global function with example usage: test_duplicate_columns_repr() without return types