code: def dgl_graph_26_16():
      df = get_edgelist(26, 16)
      g = create_dgl_graph_from_df(df)
      return g, df
  
file_path: cugraph/benchmarks/dgl/pytest-based/dgl_benchmark.py
imports: import pandas
  import os
  import pytest_benchmark
  import pytest
  import torch
  import dgl
label_desc: Use image node_id 4 for calling a global function with example usage: dgl_graph_26_16() and returns: g,  df