def is_regular(self, k = None, *largs, **kargs):
store = lookup(kargs, "store", default = discretezoo.WRITE_TO_DB,
destroy = True)
cur = lookup(kargs, "cur", default = None, destroy = True)
default = len(largs) + len(kargs) == 0
try:
if not default:
raise NotImplementedError
r = lookup(self._graphprops, "is_regular")
return r and (True if k is None
else k == self.average_degree(store = store,
cur = cur))
except (KeyError, NotImplementedError):
r = Graph.is_regular(self, k, *largs, **kargs)
if default:
if store:
row = {"is_regular": r}
if r and k is not None:
row["average_degree"] = k
self._update_rows(ZooGraph, row,
{self._spec["primary_key"]: self._zooid},
cur = cur)
update(self._graphprops, "is_regular", r)
if r and k is not None:
update(self._graphprops, "average_degree", k)
return r
def is_regular(self, k=None, store=False, **kargs):
default = len(kargs) == 0
try:
if not default:
raise NotImplementedError
r = lookup(self._props, "is_regular")
return r and (True if k is None else k == self.average_degree(store=store))
except (KeyError, NotImplementedError):
r = Graph.is_regular(self, k, **kargs)
if default and store:
update(self._props, "is_regular", r)
if r and k is not None:
update(self._props, "average_degree", k)
return r
