networkx.classes.function.number_of_selfloops¶

number_of_selfloops
(G)[source]¶ Returns the number of selfloop edges.
A selfloop edge has the same node at both ends.
Returns: nloops – The number of selfloops. Return type: int See also
Examples
>>> G = nx.Graph() # or DiGraph, MultiGraph, MultiDiGraph, etc >>> G.add_edge(1, 1) >>> G.add_edge(1, 2) >>> nx.number_of_selfloops(G) 1