Update app.py

app.py

@@ -145,7 +145,7 @@ async def c_cmp(payload: Payload):
             delta = item[len(text):]
             yield "data: " + json.dumps(
                 make_chunk_obj(i, delta, None)
-            )
+            ) + "\n"
             text = item
 
         yield "data: " + json.dumps(make_chunk_obj(i, "", "stop"))