graphical_models.classes.mags.ancestral_graph.AncestralGraph.add_directed

AncestralGraph.add_directed(i: Hashable, j: Hashable)

Add a directed edge from node i to node j.

Parameters

• i – source of directed edge.

• j – target of directed edge.

Examples

>>> from graphical_models import AncestralGraph
>>> g = AncestralGraph()
>>> g.add_directed(1, 2)
>>> g.directed
{(1, 2)}