kinbaku.Graph.predecessors_from

Graph.predecessors_from(nodes, n_jobs=- 1)

Returns the list of predecessors for all given nodes

Parameters

• nodes (list) – list of node keys

• n_jobs (int, optional) – The number of cpus to use. All available cpus are used if n_jobs==-1. Defaults to -1.

Returns

a dict mapping node keys to the list of their predecessors

Return type

dict