code: def graph0():
      return dgl.graph(
          (
              [0, 0, 0, 1, 1, 2, 2, 2, 3, 3, 3, 4, 6, 6, 7, 8, 9],
              [4, 5, 1, 2, 4, 7, 9, 8, 6, 4, 1, 0, 1, 0, 2, 3, 5],
          )
      )
  
imports: from collections import defaultdict
  import backend
  import dgl
  import networkx
  import numpy
  import scipy.sparse
label_desc: Use image node_id 5 for calling a global function with example usage: graph0() and returns: dgl