multreelib.py 文件源码

def is_feasible(self):
        for cc in nx.connected_components(self.leg):
            loci_dct = collections.defaultdict(set)
            for label in cc:
                species, locus = label
                loci_dct[species].add(locus)
            for species in loci_dct.keys():
                if len(loci_dct[species]) >= 2:
                    return False
        return True