added copy summary text

app.py

@@ -5,10 +5,12 @@ from langchain.docstore.document import Document
 from langchain.document_loaders.pdf import PyMuPDFLoader
 from langchain.text_splitter import RecursiveCharacterTextSplitter
 from PyPDF2 import PdfReader
+import pyperclip
 import streamlit as st
+import textwrap as tw
+import time
 import torch
 from transformers import AutoTokenizer, AutoModelForSeq2SeqLM, AutoModelForCausalLM
-import time
 
 # notes
 # https://huggingface.co/docs/transformers/pad_truncation
@@ -181,8 +183,12 @@ def main():
                     + "  |  Summarization time: "
                     f"{duration:.0f}" + " seconds"
                 )
-                st.success(summary)
-
+                st.code(
+                    "\n".join(
+                        tw.wrap(
+                            summary, 
+                            width=80)), language='md')
+                
 
 st.markdown(
     """<style>