Update app.py

upgrade hardware to GPU using Zero GPU Spaces

app.py

@@ -1,8 +1,10 @@
 import gradio as gr
+import spaces
 from transformers import pipeline
 
 get_completion = pipeline("summarization", model="sshleifer/distilbart-cnn-12-6")
 
+@spaces.GPU(duration=120)
 def summarize(input):
     output = get_completion(input)
     return output[0]['summary_text']