code: def _make_empty_frame(npartitions=2):
      df = pd.DataFrame({"x": [], "y": []})
      gdf = cudf.DataFrame.from_pandas(df)
      dgf = dd.from_pandas(gdf, npartitions=npartitions)
      return dgf
  
file_path: cudf/python/dask_cudf/dask_cudf/tests/test_binops.py
imports: import operator
  import numpy
  import pandas
  import pytest
  from dask import dataframe
  import cudf
  from dask_cudf.tests.utils import _make_random_frame
label_desc: Use image node_id 1 for calling a global function with example usage: _make_empty_frame(npartitions) and returns: dgf