remove_edge

Graph.remove_edge(u, v)

Remove the edge between u and v.

Parameters:u, v (nodes) – Remove the edge between nodes u and v. Raises:NetworkXError – If there is not an edge between u and v.

See also

remove_edges_from()

remove a collection of edges

Examples

>>> G = nx.path_graph(4)  # or DiGraph, etc
>>> G.remove_edge(0,1)
>>> e = (1,2)
>>> G.remove_edge(*e) # unpacks e from an edge tuple
>>> e = (2,3,{'weight':7}) # an edge with attribute data
>>> G.remove_edge(*e[:2]) # select first part of edge tuple