fix(vc): 修复分页按钮不存在时的异常处理

- 引入 ElementNotFoundError 异常捕获机制
- 使用 try-except 捕获分页按钮查找失败的情况
- 添加分页按钮为空时的判空处理
- 在分页按钮不存在时记录详细日志并跳过翻页操作
- 增强分页按钮判断的鲁棒性与稳定性

app/vc/advert_cost.py

@@ -5,6 +5,7 @@ from datetime import datetime
 
 import pandas as pd
 from DrissionPage import ChromiumPage as Page
+from DrissionPage.errors import ElementNotFoundError
 from lxml import etree
 
 from app.helper import domain, file
@@ -90,9 +91,14 @@ class AdvertCost(AutoInterface):
         time.sleep(5)
 
         # 判断分页按钮是否存在
-        if self.page.ele('#products_view:products_view:pagination-dropdown',timeout=5) is None:
+        try:
+            pagination_element = self.page.ele('#products_view:products_view:pagination-dropdown', timeout=5).html
+            if pagination_element is None or pagination_element == "":
                 self.logger.debug("分页按钮不存在，跳过翻页")
                 return
+        except ElementNotFoundError as e:
+            self.logger.debug(f"分页按钮不存在或查找失败，跳过翻页: {str(e)}")
+            return
 
         # 点击分页按钮
         dropdown = '#products_view:products_view:pagination-dropdown'