This method is deprecated since 3 years (#24494) and its documentation says "This method is deprecated since Sage-4.4.1.alpha2.". So it's time to remove it.

Component: graph theory

Author: David Coudert

Branch/Commit: f45221b

Reviewer: Frédéric Chapoton

Issue created by migration from https://trac.sagemath.org/ticket/30140