code: def test_node_tuple_issue(self):
      H = self.G()
      # Test error handling of tuple as a node
      pytest.raises(nx.NetworkXError, H.remove_node, (1, 2))
      H.remove_nodes_from([(1, 2)])  # no error
      pytest.raises(nx.NetworkXError, H.neighbors, (1, 2))
  
imports: import pytest
  import networkx
  from networkx import convert_node_labels_to_integers
  from networkx.utils import edges_equal, nodes_equal
label_desc: Use image node_id 35 for calling the HistoricalTests obj's underlying member method code with example usage: obj.test_node_tuple_issue() without return types