Update app.py

app.py

@@ -3,6 +3,7 @@ import gradio as gr
 import subprocess
 subprocess.check_call(["pip", "install", "transformers"])
 subprocess.check_call(["pip", "install", "torch"])
+subprocess.check_call(["pip", "install", "sentencepiece"])
 from transformers import MBartForConditionalGeneration, MBart50TokenizerFast
 from transformers import pipeline
 summarizer = pipeline("summarization", model="facebook/bart-large-cnn")