Revert "Update app.py"

This reverts commit 9e47a22e6791fbd7332a48a35ea72f1d33a26b35.

app.py

@@ -12,7 +12,7 @@ model = AutoModelForCausalLM.from_pretrained(
     device_map="auto",
     trust_remote_code=True
 )
-@spaces.GPU(duration=120)
+@spaces.GPU(duration=60)
 def predict(message, history):
     # 构建输入
     history_text = ""
@@ -22,25 +22,18 @@ def predict(message, history):
     
     # 生成回复
     inputs = tokenizer(prompt, return_tensors="pt").to(model.device)
-    
-    # 使用流式生成
-    streamer = tokenizer.decode
-    response = ""
-    
-    for outputs in model.generate(
+    outputs = model.generate(
         **inputs,
         max_new_tokens=10000,
         do_sample=True,
         temperature=0.7,
         top_p=0.9,
         repetition_penalty=1.1,
-        pad_token_id=tokenizer.eos_token_id,
-        stream_output=True
-    ):
-        next_token = outputs[0][inputs.input_ids.shape[1]:]
-        next_token_text = streamer(next_token, skip_special_tokens=True)
-        response += next_token_text
-        yield response.strip()
+        pad_token_id=tokenizer.eos_token_id
+    )
+    response = tokenizer.decode(outputs[0][inputs.input_ids.shape[1]:], skip_special_tokens=True)
+    
+    return response.strip()
 
 # 创建Gradio界面
 demo = gr.ChatInterface(