PlanarEmbedding.to_undirected_class#
- PlanarEmbedding.to_undirected_class()#
Returns the class to use for empty undirected copies.
If you subclass the base classes, use this to designate what directed class to use for
to_directed()copies.
Returns the class to use for empty undirected copies.
If you subclass the base classes, use this to designate
what directed class to use for to_directed() copies.