code: def test_pandas_concat_compatibility_axis1_eq_index():
      s1 = gd.Series(["a", "b", "c"], index=[0, 1, 2])
      s2 = gd.Series(["a", "b", "c"], index=[1, 1, 1])
      ps1 = s1.to_pandas()
      ps2 = s2.to_pandas()
  
      with pytest.warns(FutureWarning):
          assert_exceptions_equal(
              lfunc=pd.concat,
              rfunc=gd.concat,
              lfunc_args_and_kwargs=(
                  [],
                  {"objs": [ps1, ps2], "axis": 1},
              ),
              rfunc_args_and_kwargs=([], {"objs": [s1, s2], "axis": 1}),
          )
  
imports: from decimal import Decimal
  import numpy
  import pandas
  import pytest
  import cudf
  from cudf.api.types import is_categorical_dtype
  from cudf.core._compat import PANDAS_GE_150, PANDAS_LT_140
  from cudf.core.dtypes import Decimal32Dtype, Decimal64Dtype, Decimal128Dtype
  from cudf.testing._utils import assert_eq, assert_exceptions_equal
label_desc: Use image node_id 14 for calling a global function with example usage: test_pandas_concat_compatibility_axis1_eq_index() without return types