def find_conserved_sites(self,edges=None):
"""
See subclass_sitealignment.BasalSiteAlignmentFunctions.find_conserved_sites
"""
# if edges is not applied get by definition form the OrganismGraph
if not edges: edges = self.organism_set_size() - 1
return BasalSiteAlignmentFunctions.find_conserved_sites(
self,edges=edges
)
