code: def test_graph():
      x = np.ones((n_nodes, n_node_features))
      a = np.ones((n_nodes, n_nodes))
      e = np.ones((n_nodes, n_nodes, n_edge_features))
      y = np.ones((n_out,))
  
      _check_graph(x, a, e, y)
  
imports: import numpy
  from spektral.data.graph import Graph
label_desc: Use image node_id 2 for calling a global function with example usage: test_graph() without return types