code: def test_overlapping_blocks():
      with pytest.raises(nx.NetworkXException):
          G = nx.path_graph(6)
          partition = [{0, 1, 2}, {2, 3}, {4, 5}]
          nx.quotient_graph(G, partition)
  
imports: import pytest
  import networkx
  from networkx.utils import arbitrary_element, edges_equal, nodes_equal
label_desc: Use image node_id 12 for calling a global function with example usage: test_overlapping_blocks() without return types