The Sands' Little Teapot

from typeclasses.scripts import Script
from typeclasses.objects import Object
import evennia


class MobScript(Script):

    def at_script_creation(self):

        self.interval = 30  # every 30 seconds

    def at_repeat(self):

        self.obj.teapot()

class Mob(Object):

    def at_object_creation(self):
        ai = evennia.create_script(key='Mob_AI', typeclass='codes.test.MobScript', obj=self)

    def teapot(self):
        self.location.msg_contents(self.name + ' sings, \'I\'m a little teapot short and stout.\'')