old_contents: from .base import BaseModelResource, BaseModelsResource
  
  from zou.app.models.entity_type import EntityType
  from zou.app.utils import events
  from zou.app.services import entities_service
  
  
  class EntityTypesResource(BaseModelsResource):
  
      def __init__(self):
          BaseModelsResource.__init__(self, EntityType)
  
      def check_read_permissions(self):
          return True
  
      def emit_create_event(self, instance_dict):
          events.emit("asset-type:new", {"asset_type_id": instance_dict["id"]})
  
  
  class EntityTypeResource(BaseModelResource):
  
      def __init__(self):
          BaseModelResource.__init__(self, EntityType)
  
      def check_read_permissions(self, instance):
          return True
  
      def emit_update_event(self, instance_dict):
          events.emit("asset-type:update", {"asset_type_id": instance_dict["id"]})
  
      def emit_delete_event(self, instance_dict):
          events.emit("asset-type:delete", {"asset_type_id": instance_dict["id"]})
  
      def post_update(self, instance_dict):
          entities_service.clear_entity_type_cache(instance_dict["id"])
  
      def post_delete(self, instance_dict):
          tasks_service.clear_entity_type_cache(instance_dict["id"])
  
new_contents: from .base import BaseModelResource, BaseModelsResource
  
  from zou.app.models.entity_type import EntityType
  from zou.app.utils import events
  from zou.app.services import entities_service
  
  
  class EntityTypesResource(BaseModelsResource):
  
      def __init__(self):
          BaseModelsResource.__init__(self, EntityType)
  
      def check_read_permissions(self):
          return True
  
      def emit_create_event(self, instance_dict):
          events.emit("asset-type:new", {"asset_type_id": instance_dict["id"]})
  
  
  class EntityTypeResource(BaseModelResource):
  
      def __init__(self):
          BaseModelResource.__init__(self, EntityType)
  
      def check_read_permissions(self, instance):
          return True
  
      def emit_update_event(self, instance_dict):
          events.emit("asset-type:update", {"asset_type_id": instance_dict["id"]})
  
      def emit_delete_event(self, instance_dict):
          events.emit("asset-type:delete", {"asset_type_id": instance_dict["id"]})
  
      def post_update(self, instance_dict):
          entities_service.clear_entity_type_cache(instance_dict["id"])
  
      def post_delete(self, instance_dict):
          entities_service.clear_entity_type_cache(instance_dict["id"])
  
subject: Fix entity type post deletion