StableGraph keeps indices stable across removals.
feature = "stable_graph".
Iterator over the edge indices of a graph.
Reference to a
Iterator over all edges of a graph.
Iterator over the edges of from or to a node
An iterator over either the nodes without edges to them or from them.
Iterator over the neighbors of a node.
Iterator over the node indices of a graph.
Iterator over all nodes of a graph.
A “walker” object that can be used to step through the edge list of a node.