Update app.py

app.py

@@ -4,6 +4,8 @@ import youtube_transcript_api
 from transformers import pipeline
 from youtube_transcript_api import YouTubeTranscriptApi
 
+summarizer = pipeline("summarization", model="facebook/bart-large-cnn")
+
 def greet(link):
   try:
       unique_id = link.split("=")[-1]