diff --git a/alembic/versions/016_phase8_edit_template_plan.py b/alembic/versions/016_phase8_edit_template_plan.py
index 0c83a8f7a..fb20329c3 100644
--- a/alembic/versions/016_phase8_edit_template_plan.py
+++ b/alembic/versions/016_phase8_edit_template_plan.py
@@ -6,6 +6,7 @@ Create Date: 2026-07-01
 """
 
 import sqlalchemy as sa
+
 from alembic import op
 
 revision = "016"
diff --git a/alembic/versions/017_phase8_clip_config_plan_clip.py b/alembic/versions/017_phase8_clip_config_plan_clip.py
index 054327d2b..8b2c54c4e 100644
--- a/alembic/versions/017_phase8_clip_config_plan_clip.py
+++ b/alembic/versions/017_phase8_clip_config_plan_clip.py
@@ -9,9 +9,10 @@ Create Date: 2026-07-01
 - edit_plan_clips: 剪辑计划片段（剪辑计划中的具体片段实例）
 """
 
-from alembic import op
 import sqlalchemy as sa
 
+from alembic import op
+
 revision = "017"
 down_revision = "016"
 branch_labels = None
diff --git a/alembic/versions/018_add_jobs_table.py b/alembic/versions/018_add_jobs_table.py
index 6a58b14a8..2cad3a4ae 100755
--- a/alembic/versions/018_add_jobs_table.py
+++ b/alembic/versions/018_add_jobs_table.py
@@ -7,9 +7,10 @@ Create Date: 2026-07-01
 新增 jobs 表，用于统一管理异步任务（视频合成、渲染等）的生命周期。
 """
 
-from alembic import op
 import sqlalchemy as sa
 
+from alembic import op
+
 revision = "018"
 down_revision = "017"
 branch_labels = None
diff --git a/alembic/versions/019_add_voice_clone_profiles_table.py b/alembic/versions/019_add_voice_clone_profiles_table.py
index 0d2c6d342..0706f1c23 100644
--- a/alembic/versions/019_add_voice_clone_profiles_table.py
+++ b/alembic/versions/019_add_voice_clone_profiles_table.py
@@ -7,9 +7,10 @@ Create Date: 2026-07-02
 新增 voice_clone_profiles 表，用于存储音色克隆档案。
 """
 
-from alembic import op
 import sqlalchemy as sa
 
+from alembic import op
+
 revision = "019"
 down_revision = "018"
 branch_labels = None
diff --git a/alembic/versions/020_add_tts_jobs_table.py b/alembic/versions/020_add_tts_jobs_table.py
index 5b854e955..2edb3d87e 100644
--- a/alembic/versions/020_add_tts_jobs_table.py
+++ b/alembic/versions/020_add_tts_jobs_table.py
@@ -7,9 +7,10 @@ Create Date: 2026-07-02
 新增 tts_jobs 表，用于存储 TTS 合成任务。
 """
 
-from alembic import op
 import sqlalchemy as sa
 
+from alembic import op
+
 revision = "020"
 down_revision = "019"
 branch_labels = None
diff --git a/scripts/cleanup_generated_files.py b/scripts/cleanup_generated_files.py
index 80cb0f9d8..72ebe716a 100644
--- a/scripts/cleanup_generated_files.py
+++ b/scripts/cleanup_generated_files.py
@@ -3,10 +3,10 @@
 from __future__ import annotations
 
 import argparse
+import logging
 import os
 import time
 from pathlib import Path
-import logging
 
 logger = logging.getLogger(__name__)
 
diff --git a/scripts/smoke_test.py b/scripts/smoke_test.py
index 821579aa3..7a28ddc87 100644
--- a/scripts/smoke_test.py
+++ b/scripts/smoke_test.py
@@ -7,12 +7,12 @@
 
 import argparse
 import json
+import logging
 import ssl
 import sys
 import time
 import urllib.error
 import urllib.request
-import logging
 
 logger = logging.getLogger(__name__)