diff --git a/ruoyi-fastapi-backend/module_admin/controller/captcha_controller.py b/ruoyi-fastapi-backend/module_admin/controller/captcha_controller.py
index 3ad1543..df0eb89 100644
--- a/ruoyi-fastapi-backend/module_admin/controller/captcha_controller.py
+++ b/ruoyi-fastapi-backend/module_admin/controller/captcha_controller.py
@@ -1,28 +1,41 @@
 import uuid
+from datetime import timedelta
 from fastapi import APIRouter, Request
 from config.env import RedisInitKeyConfig
-from module_admin.service.captcha_service import *
 from module_admin.entity.vo.login_vo import CaptchaCode
-from utils.response_util import *
-from utils.log_util import *
-from datetime import timedelta
+from module_admin.service.captcha_service import CaptchaService
+from utils.response_util import ResponseUtil
+from utils.log_util import logger
 
 
 captchaController = APIRouter()
 
 
-@captchaController.get("/captchaImage")
+@captchaController.get('/captchaImage')
 async def get_captcha_image(request: Request):
-    captcha_enabled = True if await request.app.state.redis.get(f"{RedisInitKeyConfig.SYS_CONFIG.get('key')}:sys.account.captchaEnabled") == 'true' else False
-    register_enabled = True if await request.app.state.redis.get(
-        f"{RedisInitKeyConfig.SYS_CONFIG.get('key')}:sys.account.registerUser") == 'true' else False
+    captcha_enabled = (
+        True
+        if await request.app.state.redis.get(f"{RedisInitKeyConfig.SYS_CONFIG.get('key')}:sys.account.captchaEnabled")
+        == 'true'
+        else False
+    )
+    register_enabled = (
+        True
+        if await request.app.state.redis.get(f"{RedisInitKeyConfig.SYS_CONFIG.get('key')}:sys.account.registerUser")
+        == 'true'
+        else False
+    )
     session_id = str(uuid.uuid4())
     captcha_result = await CaptchaService.create_captcha_image_service()
     image = captcha_result[0]
     computed_result = captcha_result[1]
-    await request.app.state.redis.set(f"{RedisInitKeyConfig.CAPTCHA_CODES.get('key')}:{session_id}", computed_result, ex=timedelta(minutes=2))
+    await request.app.state.redis.set(
+        f"{RedisInitKeyConfig.CAPTCHA_CODES.get('key')}:{session_id}", computed_result, ex=timedelta(minutes=2)
+    )
     logger.info(f'编号为{session_id}的会话获取图片验证码成功')
 
     return ResponseUtil.success(
-        model_content=CaptchaCode(captchaEnabled=captcha_enabled, registerEnabled=register_enabled, img=image, uuid=session_id)
+        model_content=CaptchaCode(
+            captchaEnabled=captcha_enabled, registerEnabled=register_enabled, img=image, uuid=session_id
+        )
     )
diff --git a/ruoyi-fastapi-backend/module_admin/service/captcha_service.py b/ruoyi-fastapi-backend/module_admin/service/captcha_service.py
index 85b0912..1be8ffb 100644
--- a/ruoyi-fastapi-backend/module_admin/service/captcha_service.py
+++ b/ruoyi-fastapi-backend/module_admin/service/captcha_service.py
@@ -1,8 +1,8 @@
-from PIL import Image, ImageDraw, ImageFont
+import base64
 import io
 import os
 import random
-import base64
+from PIL import Image, ImageDraw, ImageFont
 
 
 class CaptchaService:
@@ -35,7 +35,7 @@ class CaptchaService:
         else:
             result = num1 * num2
         # 绘制文本
-        text = f"{num1} {operational_character} {num2} = ?"
+        text = f'{num1} {operational_character} {num2} = ?'
         draw.text((25, 15), text, fill='blue', font=font)
 
         # 将图像数据保存到内存中