code: def test_repr(self):
      (
          G,
          x,
          y,
          edge_x,
          edge_y,
          edge_index,
          graph_x,
          graph_y,
      ) = simple_networkx_graph()
      dg = Graph(
          node_feature=x,
          node_label=y,
          edge_index=edge_index,
          edge_feature=edge_x,
          edge_label=edge_y,
          graph_feature=graph_x,
          graph_label=graph_y,
          directed=True,
      )
      self.assertEqual(
          repr(dg),
          "Graph(directed=[1], edge_feature=[17, 2], "
          "edge_index=[2, 17], edge_label=[17], edge_label_index=[2, 17], "
          "graph_feature=[1, 2], graph_label=[1], "
          "node_feature=[10, 2], node_label=[10], node_label_index=[10])",
      )
  
file_path: deepsnap/tests/test_graph_tensor_backend.py
imports: import copy
  import torch
  import unittest
  import numpy
  from tests.utils import simple_networkx_graph
  from deepsnap.graph import Graph
  from torch_geometric.datasets import Planetoid
label_desc: Use image node_id 8 for calling the TestGraphTensorBackend obj's underlying member method code with example usage: obj.test_repr() without return types