code: def activate(self):
          
          # This is unfortunate.  Perhaps it is the best thing which works (it is
          # the first I found). -exarkun
          if '_axiom_memory_dummy' in vars(self):
              stacklevel = 7
          else:
              stacklevel = 5
          warnings.warn(
              self.__class__.__name__ + " is deprecated since Axiom 0.5.32.  "
              "Just adapt stores to IScheduler.",
              category=PendingDeprecationWarning,
              stacklevel=stacklevel)
docs: Whenever L{Scheduler} or L{SubScheduler} is created, either newly or
          when loaded from a database, emit a deprecation warning referring
          people to L{IScheduler}.