refactor: fix basedpyright/ruff errors

api/controllers/service_api/app/chatflow_memory.py

@@ -1,13 +1,9 @@
 from flask_restx import Resource, reqparse
-from sqlalchemy.orm import Session
 
 from controllers.service_api import api
 from controllers.service_api.wraps import FetchUserArg, WhereisUserArg, validate_app_token
 from core.memory.entities import MemoryBlock
 from core.workflow.entities.variable_pool import VariablePool
-from libs.helper import uuid_value
-from models import db
-from models.chatflow_memory import ChatflowMemoryVariable
 from services.chatflow_memory_service import ChatflowMemoryService
 from services.workflow_service import WorkflowService
 
@@ -31,6 +27,7 @@ class MemoryListApi(Resource):
             result = [it for it in result if it.memory_id == memory_id]
         return [it for it in result if it.end_user_visible]
 
+
 class MemoryEditApi(Resource):
     @validate_app_token(fetch_user_arg=FetchUserArg(fetch_from=WhereisUserArg.JSON, required=True))
     def put(self, app_model):
@@ -44,6 +41,8 @@ class MemoryEditApi(Resource):
         update = args.get("update")
         conversation_id = args.get("conversation_id")
         node_id = args.get("node_id")
+        if not isinstance(update, str):
+            return {'error': 'Invalid update'}, 400
         if not workflow:
             return {'error': 'Workflow not found'}, 404
         memory_spec = next((it for it in workflow.memory_blocks if it.id == args['id']), None)
@@ -63,5 +62,6 @@ class MemoryEditApi(Resource):
         )
         return '', 204
 
+
 api.add_resource(MemoryListApi, '/memories')
 api.add_resource(MemoryEditApi, '/memory-edit')