networkx.algorithms.dag.dag_longest_path_length¶
-
dag_longest_path_length
(G, weight='weight', default_weight=1)[source]¶ Returns the longest path length in a DAG
- Parameters
G (NetworkX DiGraph) – A directed acyclic graph (DAG)
weight (string, optional) – Edge data key to use for weight
default_weight (int, optional) – The weight of edges that do not have a weight attribute
- Returns
Longest path length
- Return type
- Raises
NetworkXNotImplemented – If
G
is not directed
See also