old_contents: from __future__ import absolute_import
  
  from google.appengine.ext import ndb
  
  SCHEDULES = {
      '15m': 'Every 15 minutes',
      '1h': 'Every hour',
      '1d': 'Once a day',
      'm': 'Manual'
  }
  
  
  class BaseModel(ndb.Model):
      @classmethod
      def get_by_urlsafe(cls, urlsafe_key, **ctx_options):
          return ndb.Key(urlsafe=urlsafe_key).get(**ctx_options)
  
new_contents: from __future__ import absolute_import
  
  from google.appengine.ext import ndb
  
  SCHEDULES = {
      '1m': 'Onca a minute',
      '15m': 'Every 15 minutes',
      '1h': 'Every hour',
      '1d': 'Once a day',
      'm': 'Manual'
  }
  
  
  class BaseModel(ndb.Model):
      @classmethod
      def get_by_urlsafe(cls, urlsafe_key, **ctx_options):
          return ndb.Key(urlsafe=urlsafe_key).get(**ctx_options)
  
subject: Add 1 minute schedule