fix: auto-fix code issues (cron)

- 修复重复导入/字段
- 修复异常处理
- 修复PEP8格式问题
- 添加类型注解
- 修复缺失的urllib.parse导入

backend/tingwu_client.py

@@ -8,6 +8,7 @@ import time
 from datetime import datetime
 from typing import Any
 
+
 class TingwuClient:
     def __init__(self):
         self.access_key = os.getenv("ALI_ACCESS_KEY", "")
@@ -17,7 +18,9 @@ class TingwuClient:
         if not self.access_key or not self.secret_key:
             raise ValueError("ALI_ACCESS_KEY and ALI_SECRET_KEY required")
 
-    def _sign_request(self, method: str, uri: str, query: str = "", body: str = "") -> dict[str, str]:
+    def _sign_request(
+        self, method: str, uri: str, query: str = "", body: str = ""
+    ) -> dict[str, str]:
         """阿里云签名 V3"""
         timestamp = datetime.utcnow().strftime("%Y-%m-%dT%H:%M:%SZ")
 
@@ -39,7 +42,9 @@ class TingwuClient:
             from alibabacloud_tingwu20230930 import models as tingwu_models
             from alibabacloud_tingwu20230930.client import Client as TingwuSDKClient
 
-            config = open_api_models.Config(access_key_id=self.access_key, access_key_secret=self.secret_key)
+            config = open_api_models.Config(
+                access_key_id=self.access_key, access_key_secret=self.secret_key
+            )
             config.endpoint = "tingwu.cn-beijing.aliyuncs.com"
             client = TingwuSDKClient(config)
 
@@ -47,7 +52,9 @@ class TingwuClient:
                 type="offline",
                 input=tingwu_models.Input(source="OSS", file_url=audio_url),
                 parameters=tingwu_models.Parameters(
-                    transcription=tingwu_models.Transcription(diarization_enabled=True, sentence_max_length=20)
+                    transcription=tingwu_models.Transcription(
+                        diarization_enabled=True, sentence_max_length=20
+                    )
                 ),
             )
 
@@ -65,7 +72,9 @@ class TingwuClient:
             print(f"Tingwu API error: {e}")
             return f"mock_task_{int(time.time())}"
 
-    def get_task_result(self, task_id: str, max_retries: int = 60, interval: int = 5) -> dict[str, Any]:
+    def get_task_result(
+        self, task_id: str, max_retries: int = 60, interval: int = 5
+    ) -> dict[str, Any]:
         """获取任务结果"""
         try:
             # 导入移到文件顶部会导致循环导入，保持在这里
@@ -73,7 +82,9 @@ class TingwuClient:
             from alibabacloud_tingwu20230930 import models as tingwu_models
             from alibabacloud_tingwu20230930.client import Client as TingwuSDKClient
 
-            config = open_api_models.Config(access_key_id=self.access_key, access_key_secret=self.secret_key)
+            config = open_api_models.Config(
+                access_key_id=self.access_key, access_key_secret=self.secret_key
+            )
             config.endpoint = "tingwu.cn-beijing.aliyuncs.com"
             client = TingwuSDKClient(config)