code: def test_rolling_repr():
      ddf = dd.from_pandas(pd.DataFrame([10] * 30), npartitions=3)
      res = repr(ddf.rolling(4))
      assert res == "Rolling [window=4,center=False]"
  
imports: from __future__ import annotations
  import contextlib
  import datetime
  import numpy
  import pandas
  import pytest
  import dask.dataframe
  from dask.dataframe._compat import PANDAS_GE_210
  from dask.dataframe.utils import assert_eq
label_desc: Use image node_id 14 for calling a global function with example usage: test_rolling_repr() without return types