FormNetwork.edge_attribute
- FormNetwork.edge_attribute(key, name, value=None)
Get or set an attribute of an edge.
- Parameters
key (2-tuple of int) – The identifier of the edge as a pair of node identifiers.
name (str) – The name of the attribute.
value (obj, optional) – The value of the attribute. Default is
None
.
- Returns
object or None – The value of the attribute, or
None
when the function is used as a “setter”.- Raises
KeyError – If the edge does not exist.