fix:修复执行日志时间时区显示

Author: wyyalt

apps/utils/time_tools.py

@@ -300,12 +300,15 @@ def get_user_timezone(request):
     except Exception:
         return default_tz
 
+
 def format_log_time(
     log_content, 
     original_timezone="Asia/Shanghai",
     target_timezone="UTC",
     output_format="%Y-%m-%d %H:%M:%S%z"
 ):
+    if not log_content:
+        return log_content
     pattern = r'(\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2})'
 
     orig_tz = pytz.timezone(original_timezone)