Package pygraph :: Package classes :: Module exceptions :: Class NegativeWeightCycleError

Class NegativeWeightCycleError

Algorithms like the Bellman-Ford algorithm can detect and raise an exception when they encounter a negative weight cycle.

See Also: pygraph.algorithms.shortest_path_bellman_ford

Instance Methods

Inherited from exceptions.RuntimeError: __init__, __new__

Inherited from exceptions.BaseException: __delattr__, __getattribute__, __getitem__, __getslice__, __reduce__, __repr__, __setattr__, __setstate__, __str__, __unicode__

Inherited from object: __format__, __hash__, __reduce_ex__, __sizeof__, __subclasshook__

Properties

Inherited from exceptions.BaseException: args, message

Inherited from object: __class__