diff --git a/api/controllers/console/datasets/external.py b/api/controllers/console/datasets/external.py
index e7f0bf7ab8d53b..dcef979360ba62 100644
--- a/api/controllers/console/datasets/external.py
+++ b/api/controllers/console/datasets/external.py
@@ -5,7 +5,6 @@
 
 import services
 from controllers.console import api
-from controllers.console.app.error import ProviderNotInitializeError
 from controllers.console.datasets.error import DatasetNameDuplicateError
 from controllers.console.setup import setup_required
 from controllers.console.wraps import account_initialization_required
diff --git a/api/services/external_knowledge_service.py b/api/services/external_knowledge_service.py
index eed6706f46cb47..4efdf8d7dbe75b 100644
--- a/api/services/external_knowledge_service.py
+++ b/api/services/external_knowledge_service.py
@@ -1,25 +1,19 @@
 import json
-import random
-import time
 from copy import deepcopy
 from datetime import datetime, timezone
 from typing import Any, Optional, Union
 
-import boto3
 import httpx
 import validators
 
 # from tasks.external_document_indexing_task import external_document_indexing_task
-from configs import dify_config
 from core.helper import ssrf_proxy
 from extensions.ext_database import db
 from models.dataset import (
     Dataset,
-    Document,
     ExternalKnowledgeApis,
     ExternalKnowledgeBindings,
 )
-from models.model import UploadFile
 from services.entities.external_knowledge_entities.external_knowledge_entities import (
     Authorization,
     ExternalKnowledgeApiSetting,