Update app.py

app.py

@@ -1565,6 +1565,8 @@ def fetch_google_flights(departure_id="JFK", arrival_id="BHM", outbound_date=cur
 # def insert_prompt(current_text, prompt):
 #     return prompt[0] if prompt else current_text
 
+
+from langchain_core.documents import Document
 # Function to process PDF, extract text, split it into chunks, and upload to the vector DB
 def process_pdf(pdf_file):
     with pdfplumber.open(pdf_file) as pdf:
@@ -1579,7 +1581,8 @@ def process_pdf(pdf_file):
     # Embed and upload the chunks into the vector database
     chunk_ids = []
     for chunk in chunks:
-        chunk_id = vectorstore.add_documents([chunk])
+        document = Document(page_content=chunk)
+        chunk_id = vectorstore.add_documents([document])
         chunk_ids.append(chunk_id)
 
     return f"Uploaded {len(chunks)} chunks to the vector database."