Update app.py

app.py

@@ -20,7 +20,8 @@ pc = Pinecone(api_key=pinecone_api_key)
 def process_pdf(pdf_doc):
     # Save uploaded file
     filename = pdf_doc.name
-    pdf_doc.save(filename)
+    with open(filename, "wb") as f:
+        f.write(pdf_doc.read())
 
     # Load PDF and create index
     loader = PyPDFLoader(filename)