docstr: Node(s) in C not in graph, raises NodeNotFound exception
docstr_tok: ["Node","(","s",")","in","C","not","in","graph",",","raises","NodeNotFound","exception"]
code: def test_prominent_group_node_not_in_graph(self):
      """
      Node(s) in C not in graph, raises NodeNotFound exception
      """
      with pytest.raises(nx.NodeNotFound):
          nx.prominent_group(nx.path_graph(5), 1, C=[10])
  
imports: import pytest
  import networkx
label_desc: Use image node_id 5 for calling the TestProminentGroup obj's underlying member method code with example usage: obj.test_prominent_group_node_not_in_graph() without return types