code: def test_dblp():
      dataset = datasets.DBLP(normalize_x=True)
      sl = SingleLoader(dataset)
      sl.load()
  
file_path: spektral/tests/test_datasets.py
imports: from spektral import datasets
  from spektral.data import BatchLoader, DisjointLoader, SingleLoader
label_desc: Use image node_id 2 for calling a global function with example usage: test_dblp() without return types