v.net.spanningtree Computes minimum spanning tree for the network. Vector (v.*) QgsProcessingParameterVectorLayer|input|Input vector line layer (arcs)|1|None|False *QgsProcessingParameterField|arc_column|Arc forward/both direction(s) cost column (number)|None|input|0|False|True *QgsProcessingParameterBoolean|-g|Use geodesic calculation for longitude-latitude locations|False|True QgsProcessingParameterVectorDestination|output|SpanningTree