Update app.py

app.py

@@ -1,11 +1,10 @@
 import streamlit as st
 st.set_page_config(page_title="Advanced File Downloader", layout="wide")
 
-
-
 # Import other required packages
 import spacy
 import spacy.cli
+import os
 
 @st.cache_resource
 def load_models():
@@ -35,7 +34,7 @@ def load_models():
 
         # Load Transformers pipeline with offline handling
         try:
-            from transformers import pipeline, AutoModelForSeq2SeqGeneration, AutoTokenizer
+            from transformers import pipeline
             model_name = "facebook/bart-large-cnn"
             cache_dir = os.path.expanduser('~/.cache/huggingface/transformers')
             if os.path.exists(os.path.join(cache_dir, model_name)):
@@ -68,6 +67,7 @@ else:
     if summarizer is None:
         st.warning("PDF summarization features will be disabled.")
 
+
 # Rest of your imports and code here...
 
 # Rest of your code...