diff --git a/api/models/model.py b/api/models/model.py
index 82f6ff3b68..c9907b4d7a 100644
--- a/api/models/model.py
+++ b/api/models/model.py
@@ -15,18 +15,19 @@ if TYPE_CHECKING:
     from models.workflow import Workflow
 
 import sqlalchemy as sa
+from flask import request
+from flask_login import UserMixin  # type: ignore
+from sqlalchemy import Float, func, text
+from sqlalchemy.orm import Mapped, Session, mapped_column
+
 from configs import dify_config
 from constants import DEFAULT_FILE_NUMBER_LIMITS
 from core.file import FILE_MODEL_IDENTITY, File, FileTransferMethod, FileType
 from core.file import helpers as file_helpers
-from flask import request
-from flask_login import UserMixin  # type: ignore
 from libs.helper import generate_string
 from models.base import Base
 from models.enums import CreatedByRole
 from models.workflow import WorkflowRunStatus
-from sqlalchemy import Float, Index, PrimaryKeyConstraint, func, text
-from sqlalchemy.orm import Mapped, Session, mapped_column
 
 from .account import Account, Tenant
 from .engine import db
diff --git a/api/schedule/user_profile_generate_task.py b/api/schedule/user_profile_generate_task.py
index 3b0d92f767..ea98c06cf7 100644
--- a/api/schedule/user_profile_generate_task.py
+++ b/api/schedule/user_profile_generate_task.py
@@ -1,13 +1,14 @@
 import time
 from datetime import datetime
 
-import app
 import click
+from sqlalchemy import asc, func, or_
+
+import app
 from configs import dify_config
 from core.app.entities.app_invoke_entities import InvokeFrom
 from models.model import App, EndUser, Message, db
 from services.app_generate_service import AppGenerateService
-from sqlalchemy import asc, func, or_
 
 
 @app.celery.task(queue="dataset")