手动输入的文字最高难度等级是4

app/admin_service.py

@@ -88,13 +88,13 @@ def article():
         content = data.get("content", "")
         source = data.get("source", "")
         question = data.get("question", "")
-        level = data.get("level", "5")
+        level = data.get("level", "4")
         if content:
             try:  # check level
-                if level not in [str(x + 1) for x in range(5)]:
+                if level not in ['1', '2', '3', '4']:
                     raise ValueError
             except ValueError:
-                return "Level must be between 1 and 5"
+                return "Level must be between 1 and 4."
             add_article(content, source, level, question)
             _update_context()
             title = content.split('\n')[0]