update code for gpu

app.py

@@ -1,7 +1,28 @@
+import torch
+from transformers import pipeline
 import gradio as gr
+import spaces
+from transformers import AutoTokenizer, AutoModelForCausalLM
 
+@spaces.GPU
 def greet(name):
-    return "Hello " + name + "!!"
+    pipe = pipeline("text-generation", model="TinyLlama/TinyLlama-1.1B-Chat-v1.0", torch_dtype=torch.bfloat16, device_map="auto")
+    messages = [
+        {
+            "role": "system",
+            "content": "You are a friendly chatbot who always responds in the Professsional way",
+        },
+        {"role": "user", "content": name},
+    ]
+    prompt = pipe.tokenizer.apply_chat_template(messages, tokenize=False, add_generation_prompt=True)
+    outputs = pipe(prompt, max_new_tokens=256, do_sample=True, temperature=0.7, top_k=50, top_p=0.95)
 
-demo = gr.Interface(fn=greet, inputs="text", outputs="text")
-demo.launch()
+    return outputs[0]["generated_text"]
+
+demo = gr.Interface(
+    fn=greet,
+    inputs=["text"],
+    outputs=["text"],
+)
+
+demo.launch(share=True)