Update app.py

app.py

@@ -1,4 +1,8 @@
 import gradio as gr
+import os
+
+os.system("pip install pdfminer.six rank_bm25")
+
 from gradio.mix import Series
 import re
 from rank_bm25 import BM25Okapi
@@ -6,7 +10,7 @@ import string
 from transformers import pipeline
 import pdfminer
 from pdfminer.high_level import extract_text
-from termcolor import colored
+#from termcolor import colored
 
 def read_pdf(file):
   text = extract_text(file)