优化Dify工具逻辑，调整知识提取和重排序流程，增强API调用的重试机制，更新意图识别API以支持更好的错误处理和日志记录，改进多线程检索功能

rag2_0/dify/DifyCompareTest.py

@@ -219,12 +219,23 @@ reason: 简明扼要的理由（中文）
             
         prompt = self.create_correctness_prompt(standard_answer, answer)
         llm = self.get_llm(response_format={"type": "json_object"})
-        try:
-            response = llm.invoke(user_prompt=prompt, need_retry=True)
-            response_json = json.loads(response.content)
-            return response_json["result"]
-        except Exception as e:
-            return None
+        
+        max_retries = 3
+        retry_count = 0
+        
+        while retry_count < max_retries:
+            try:
+                response = llm.invoke(user_prompt=prompt, need_retry=True)
+                response_json = json.loads(response.content)
+                return response_json["result"]
+            except Exception as e:
+                retry_count += 1
+                if retry_count >= max_retries:
+                    logging.error(f"判断答案失败，已重试{max_retries}次: {str(e)}")
+                    return False
+                # 指数退避策略，每次重试等待时间增加
+                import time
+                time.sleep(1 * (2 ** (retry_count - 1)))  # 1秒, 2秒, 4秒...
 
     def judge_by_standard_answer(self, standard_answer: str, old_answer: str, new_answer: str) -> str | None:
         """
@@ -689,7 +700,7 @@ content: "{content}"
 if __name__ == "__main__":
     # 创建命令行参数解析器
     os.environ["DIFY_BASEURL"] = "http://10.1.16.39/v1"
-    os.environ["DIFY_NEW_API_KEY"] = "app-qxsSybCs7ABiKlC1JabTYVn6"
+    os.environ["DIFY_NEW_API_KEY"] = "app-rv6ie73Ufoa3nRYCMiJx3a8K"
     os.environ["DIFY_OLD_API_KEY"] = "app-wUdkWJx5zeOvmvBUZizMoSw3"
     
     os.environ["DIFY_PG_HOST"] = "10.1.16.39"