在更新历史的时候判断question和answer是否为空

src/server/qa.py

@@ -82,10 +82,13 @@ class QA:
         return self.history
 
     def update_history(self):
-        self.history.append((self.cur_question, self.cur_answer))
-        self.crud.update_last(chat_id=self.chat_id)
-        self.crud.insert_turn_qa(chat_id=self.chat_id, question=self.cur_question, answer=self.cur_answer,
-                                 turn_number=len(self.history), is_last=1)
+        if self.cur_question == '' and self.cur_answer == '':
+            pass
+        else:
+            self.history.append((self.cur_question, self.cur_answer))
+            self.crud.update_last(chat_id=self.chat_id)
+            self.crud.insert_turn_qa(chat_id=self.chat_id, question=self.cur_question, answer=self.cur_answer,
+                                     turn_number=len(self.history), is_last=1)
 
 
 if __name__ == "__main__":

test/qa_test.py

-from src.server.qa import chat
-
-print(chat("当别人想你说你好的时候，你也应该说你好", "你好"))