code: def __call__(self, rolling):
      inp = rolling.input
  
      if isinstance(inp, DATAFRAME_TYPE):
          pd_index = inp.index_value.to_pandas()
          empty_df = build_empty_df(inp.dtypes, index=pd_index[:0])
          params = rolling.params.copy()
          if params["win_type"] == "freq":
              params["win_type"] = None
          if self._func != "count":
              empty_df = empty_df._get_numeric_data()
          test_df = empty_df.rolling(**params).agg(self._func)
          if self._axis == 0:
              index_value = inp.index_value
          else:
              index_value = parse_index(
                  test_df.index, rolling.params, inp, store_data=False
              )
          return self.new_dataframe(
              [inp],
              shape=(inp.shape[0], test_df.shape[1]),
              dtypes=test_df.dtypes,
              index_value=index_value,
              columns_value=parse_index(
                  test_df.columns, store_data=True
              ),
          )
      else:
          pd_index = inp.index_value.to_pandas()
          empty_series = build_empty_series(
              inp.dtype, index=pd_index[:0], name=inp.name
          )
          test_obj = empty_series.rolling(**rolling.params).agg(
              self._func
          )
          if isinstance(test_obj, pd.DataFrame):
              return self.new_dataframe(
                  [inp],
                  shape=(inp.shape[0], test_obj.shape[1]),
                  dtypes=test_obj.dtypes,
                  index_value=inp.index_value,
                  columns_value=parse_index(
                      test_obj.dtypes.index, store_data=True
                  ),
              )
          else:
              return self.new_series(
                  [inp],
                  shape=inp.shape,
                  dtype=test_obj.dtype,
                  index_value=inp.index_value,
                  name=test_obj.name,
              )
  
imports: import numpy
  import pandas
  from ....None import opcodes
  from ....core import recursive_tile
  from ....serialization.serializables import FieldTypes, AnyField, Int64Field, BoolField, StringField, Int32Field, KeyField, TupleField, DictField, ListField
  from ....utils import lazy_import, has_unknown_shape, pd_release_version, calc_nsplits
  from ...operands import DataFrameOperand, DataFrameOperandMixin
  from ...core import DATAFRAME_TYPE
  from ...utils import build_empty_df, build_empty_series, parse_index
label_desc: Use image node_id 16 for calling the DataFrameRollingAgg obj's underlying member method code with example usage: obj.__call__(rolling) and returns: self, self, self