docstr: If `mapping` is neither a Callable or a Mapping, an exception
  should be raised.
docstr_tok: ["If","`","mapping","`","is","neither","a","Callable","or","a","Mapping",",","an","exception","should","be","raised","."]
code: def test_relabel_nodes_non_mapping_or_callable(self, non_mc):
      """If `mapping` is neither a Callable or a Mapping, an exception
      should be raised."""
      G = nx.path_graph(4)
      with pytest.raises(AttributeError):
          nx.relabel_nodes(G, non_mc)
  
imports: import pytest
  import networkx
  from networkx.generators.classic import empty_graph
  from networkx.utils import edges_equal, nodes_equal
label_desc: Use image node_id 7 for calling the TestRelabel obj's underlying member method code with example usage: obj.test_relabel_nodes_non_mapping_or_callable(non_mc) without return types