old_contents: import logging
  log = logging.getLogger(__name__)
  
  from django.utils.timezone import now
  from dateutil.relativedelta import relativedelta
  from django.db import models
  from django.db.models import Q
  
  from mezzanine.pages.managers import PageManager
  from mezzanine.core.managers import DisplayableManager, SearchableManager
  from mezzanine.core.models import CONTENT_STATUS_PUBLISHED
  
  #Manager
  class UserProfileManager(models.Manager):
      def get_directory(self, *args, **kwargs):
          return super(UserProfileManager, self).get_queryset().filter(
              Q(membership_type='professional') | Q(membership_type='organization'),
              Q(show_in_list=True),
          )
      
  class ChildPageManager(PageManager):     
          
      def __init__(self, *args, **kwargs):
          super(ChildPageManager, self).__init__(*args, **kwargs)
  
      def by_gparent(self, gparent):
          return self.published().filter(gparent=gparent)
          
      def by_topic(self, topic):
          return self.published().filter(bccf_topic=topic)
          
      def featured(self):
          return self.published().filter(featured=True)
      
  class EventManager(ChildPageManager):
  
      def __init__(self, *args, **kwargs):
          super(EventManager, self).__init__(*args, **kwargs)   
      
      def need_reminder(self):
          last_month = now() + relativedelta(weeks=4)
          limit = now() + relativedelta(weeks=2)
          return super(EventManager, self).get_queryset().filter(
              Q(date_start__lte=last_month), Q(date_start__gte=limit),
              ~Q(event_product=None)
          )
  
      def need_freeing(self):
          limit = now() + relativedelta(weeks=2)
          return super(EventManager, self).get_queryset().filter(
              Q(date_start__lte=limit), Q(date_start__gte=now()),
              ~Q(event_product=None)
          )
  
  class TagManager(ChildPageManager):
          
      def __init__(self, *args, **kwargs):
          super(TagManager, self).__init__(*args, **kwargs)
new_contents: import logging
  log = logging.getLogger(__name__)
  
  from django.utils.timezone import now
  from dateutil.relativedelta import relativedelta
  from django.db import models
  from django.db.models import Q
  
  from mezzanine.core.managers import DisplayableManager
  from mezzanine.core.models import CONTENT_STATUS_PUBLISHED
  
  #Manager
  class UserProfileManager(models.Manager):
      def get_directory(self, *args, **kwargs):
          return super(UserProfileManager, self).get_queryset().filter(
              Q(membership_type='professional') | Q(membership_type='organization'),
              Q(show_in_list=True),
          )
      
  class ChildPageManager(DisplayableManager):     
          
      def __init__(self, *args, **kwargs):
          super(ChildPageManager, self).__init__(*args, **kwargs)
  
      def by_gparent(self, gparent):
          return self.published().filter(gparent=gparent)
          
      def by_topic(self, topic):
          return self.published().filter(bccf_topic=topic)
          
      def featured(self):
          return self.published().filter(featured=True)
      
  class EventManager(ChildPageManager):
  
      def __init__(self, *args, **kwargs):
          super(EventManager, self).__init__(*args, **kwargs)   
      
      def need_reminder(self):
          last_month = now() + relativedelta(weeks=4)
          limit = now() + relativedelta(weeks=2)
          return super(EventManager, self).get_queryset().filter(
              Q(date_start__lte=last_month), Q(date_start__gte=limit),
              ~Q(event_product=None)
          )
  
      def need_freeing(self):
          limit = now() + relativedelta(weeks=2)
          return super(EventManager, self).get_queryset().filter(
              Q(date_start__lte=limit), Q(date_start__gte=now()),
              ~Q(event_product=None)
          )
  
  class TagManager(ChildPageManager):
          
      def __init__(self, *args, **kwargs):
          super(TagManager, self).__init__(*args, **kwargs)
  
subject: Update managers.py