number_of_selfloops¶

Graph.
number_of_selfloops
()[source]¶ Return 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) >>> G.number_of_selfloops() 1