Update app.py

app.py

@@ -512,16 +512,16 @@ def handsome_chat_completions():
                                             openai_chunk["choices"][0]["delta"]["reasoning_content"] = None
                                             yield f"data: {json.dumps(openai_chunk)}\n\n"
                                             first_reasoning_chunk = False
-                                        
-                                        openai_chunk["choices"][0]["delta"]["content"] = delta["reasoning_content"]
-                                        openai_chunk["choices"][0]["delta"]["reasoning_content"] = None
-                                        yield f"data: {json.dumps(openai_chunk)}\n\n"
-                                        reasoning_content_accumulated += delta["reasoning_content"]
+                                        else:
+                                            openai_chunk["choices"][0]["delta"]["content"] = delta["reasoning_content"]
+                                            openai_chunk["choices"][0]["delta"]["reasoning_content"] = None
+                                            yield f"data: {json.dumps(openai_chunk)}\n\n"
+                                            reasoning_content_accumulated += delta["reasoning_content"]
 
                                     if delta.get("content") is not None:
                                         if not first_reasoning_chunk:
                                             openai_chunk["choices"][0]["delta"]["content"] = "\n</think>\n"
-                                            openai_chunk["choices"][0]["delta"]["reasoning_content"] = null
+                                            openai_chunk["choices"][0]["delta"]["reasoning_content"] = None
                                             yield f"data: {json.dumps(openai_chunk)}\n\n"
                                             first_reasoning_chunk = True