Update app.py

app.py

@@ -40,10 +40,12 @@ def feifeichat(image):
             "stream": False,
         }]
     
-    
-        partial_message = Mistralclient.chat.stream(model=model, messages=messages)
-        print(partial_message)
-        return partial_message.choices[0].message.content
+        partial_message = ""
+        for chunk in Mistralclient.chat.stream(model=model, messages=messages):
+            if chunk.data.choices[0].delta.content is not None:
+                partial_message = partial_message + chunk.data.choices[
+                    0].delta.content
+                yield partial_message
     except Exception as e:  # 添加通用异常处理
         print(f"Error: {e}")
         return "Please upload a photo"