in_edges_iter¶

MultiDiGraph.in_edges_iter(nbunch=None, data=False, keys=False)[source]¶

Return an iterator over the incoming edges.

Parameters:

nbunch : iterable container, optional (default= all nodes)

A container of nodes. The container will be iterated through once.

data : bool, optional (default=False)

If True, return edge attribute dict with each edge.

keys : bool, optional (default=False)

If True, return edge keys with each edge.

Returns:

in_edge_iter : iterator

An iterator of (u,v), (u,v,d) or (u,v,key,d) tuples of edges.