code: def test_pandas_label_column_split(self):
      tm.run_with_rabit(
          world_size=3,
          test_fn=self.test_pandas_label,
          data_split_mode=DataSplitMode.COL,
      )
  
imports: from typing import Type
  import numpy
  import pytest
  import xgboost
  from xgboost import testing
  from xgboost.core import DataSplitMode
  from xgboost.testing.data import pd_arrow_dtypes, pd_dtypes, run_base_margin_info
label_desc: Use image node_id 16 for calling the TestPandas obj's underlying member method code with example usage: obj.test_pandas_label_column_split() without return types