Update app.py

Fix translation call using translation() method

app.py

@@ -20,11 +20,11 @@ try:
                 summary_text = response.generated_text if hasattr(response, 'generated_text') and response.generated_text else response.summary_text if hasattr(response, 'summary_text') and response.summary_text else None
                 if not summary_text:
                     return "摘要生成失败，属性缺失。"
-                translated_response = translation_client.text_generation(
+                # 使用 translation 方法
+                translated_response = translation_client.translation(
                     summary_text,
                     src_lang="en",
-                    tgt_lang="zh",
-                    max_length=100
+                    tgt_lang="zh"
                 )
                 print(f"Translation API Response: {translated_response}")
                 return translated_response if translated_response else "翻译失败，请重试。"