code: def _call_rmat(scale, num_edges, create_using, mg=True):
      """
      Simplifies calling RMAT by requiring only specific args that are varied by
      these tests and hard-coding all others.
      """
      return rmat(
          scale=scale,
          num_edges=num_edges,
          a=0.57,  # from Graph500
          b=0.19,  # from Graph500
          c=0.19,  # from Graph500
          seed=24,
          clip_and_flip=False,
          scramble_vertex_ids=True,
          create_using=create_using,
          mg=mg,
      )
  
file_path: cugraph/python/cugraph/cugraph/tests/generators/test_rmat_mg.py
imports: import pytest
  import dask_cudf
  import cugraph
  from cugraph.generators import rmat
  from cugraph.testing.mg_utils import start_dask_client, stop_dask_client
  from cugraph.dask.common.mg_utils import is_single_gpu
label_desc: Use image node_id 1 for calling a global function with example usage: _call_rmat(scale, num_edges, create_using, mg) and returns: rmat