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networkx.classes.function.nodes_with_selfloops

nodes_with_selfloops(G)

Returns an iterator over nodes with self loops.

A node with a self loop has an edge with both ends adjacent to that node.

Returns

nodelist – A iterator over nodes with self loops.

Return type

iterator

See also

selfloop_edges(), number_of_selfloops()

Examples

>>> G = nx.Graph()   # or DiGraph, MultiGraph, MultiDiGraph, etc
>>> G.add_edge(1, 1)
>>> G.add_edge(1, 2)
>>> list(nx.nodes_with_selfloops(G))
[1]