Update app.py

app.py

@@ -134,8 +134,12 @@ def chat_completions():
         logging.info(_cookie[:50])
         headers = {"Content-Type": "application/json", "Cookie": _cookie}
         # 默认 stream 模式开启，但针对 AkashGen 模型关闭流式响应
-        stream_flag = model != "AkashGen" and data.get("stream", "true").lower() == "true"
-
+        stream_flag = True
+        if model == "AkashGen":
+            stream_flag = False
+        else:
+            stream_flag = data.get('stream',False)
+        logging.info("streamflag: %s", stream_flag)    
         akash_response = requests.post(
             'https://chat.akash.network/api/chat',
             json=akash_data,