Update app.py

app.py

@@ -423,16 +423,17 @@ def predict(message, history):
     # ======================== 先处理基础问题 =========================
     if 0 < current_q_index <= len(questions):
         key = questions[current_q_index - 1][0]
-        # 第一个问题决定是 / 否
+ 
+
         if key == "mode" and current_q_index == 1:
-            ans = message.strip()
-            user_profile["mode"] = ans
-            if "是" in ans:
-                in_backward_flow = True
-            else:
-                in_forward_flow = True
-        else:
-            user_profile[key] = message.strip()
+           ans = message.strip()
+           user_profile["mode"] = ans
+           questions[:] = []  # 清空基础问答流程
+           if "是" in ans:
+               in_backward_flow = True
+          else:
+               in_forward_flow = True
+
 
     if current_q_index < len(questions)and not in_forward_flow and not in_backward_flow:
         nxt = questions[current_q_index][1]