def wrapper(func, self, *args, **kwargs):
now = datetime.now()
if key:
c = key
else:
c = self.__class__.__name__ + func.__name__
k, handler = key_gen(self, c, anonymous, *args, **kwargs)
value = Cache().findby_key(k)
if _valid_cache(value, handler, anonymous, now):
return value["value"]
else:
val = func(self, *args, **kwargs)
c = Cache()
# need key, or save will not work
c.key = k
c.value = val
c.expire = now + timedelta(seconds=expire)
if value:
c.save(value["_id"])
else:
c.insert()
return val
def remove(key):
"""Remove a cache's value."""
c = Cache()
v = c.findby_key(key)
if v:
c.remove(v["_id"])
