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This documents an unmaintained version of NetworkX. Please upgrade to a maintained version and see the current NetworkX documentation.

Isolates

Functions for identifying isolate (degree zero) nodes.

is_isolate(G, n)	Determines whether a node is an isolate.
isolates(G)	Iterator over isolates in the graph.
number_of_isolates(G)	Returns the number of isolates in the graph.