code: def create_random_graph():
      dim = 8
      num_nodes = np.random.randint(low=8, high=16)
      edges = np.random.randint(
          low=0,
          high=num_nodes,
          size=[
              np.random.randint(low=num_nodes * 3, high=num_nodes * 4),
              2,
          ],
      )
      nfeat = np.random.randn(num_nodes, dim)
      efeat = np.random.randn(len(edges), dim)
  
      g = pgl.Graph(
          edges=edges,
          num_nodes=num_nodes,
          node_feat={"nfeat": nfeat},
          edge_feat={"efeat": efeat},
      )
      return g
  
label_desc: Use image node_id 1 for calling a global function with example usage: create_random_graph() and returns: g