def __init__(self, graph_lib, num_threads=None):
self.graph_lib = graph_lib # 'igraph', 'networkx', 'networkit'
if graph_lib == "networkit":
self.num_threads = (
num_threads if num_threads != -1 and num_threads is not None
else nk.getMaxNumberOfThreads()
) # OpenMP threads only for `networkit`.
nk.setNumberOfThreads(self.num_threads)
elif num_threads is not None:
raise ValueError(
'`num_threads` is only used for the `networkit` library.')
def run(self, G): mt = networkit.getMaxNumberOfThreads() networkit.setNumberOfThreads(1) bc = networkit.centrality.ApproxBetweenness2(G, nSamples=42) bc.run() networkit.setNumberOfThreads(mt)
def run(self, G): mt = networkit.getMaxNumberOfThreads() networkit.setNumberOfThreads(1) bc = networkit.centrality.Betweenness(G) bc.run() networkit.setNumberOfThreads(mt)
def run(self, G): mt = networkit.getMaxNumberOfThreads() networkit.setNumberOfThreads(1) bc = networkit.centrality.ApproxBetweenness2(G, nSamples=42) bc.run() networkit.setNumberOfThreads(mt)
def run(self, G): mt = networkit.getMaxNumberOfThreads() networkit.setNumberOfThreads(1) bc = networkit.centrality.Betweenness(G) bc.run() networkit.setNumberOfThreads(mt)