Update app.py

app.py

@@ -23,7 +23,7 @@ def load_data():
     data_on_pdf = loader.load()
     text_splitter = RecursiveCharacterTextSplitter(
         separators=["\n\n", "\n", ". ", " ", ""],
-        chunk_size=1000,
+        chunk_size=2000,
         chunk_overlap=200
     )
     splits = text_splitter.split_documents(data_on_pdf)
@@ -39,17 +39,6 @@ vectorstore = load_data()
 # Streamlit interface
 st.title("RAG App: Question-Answering with PDFs")
 
-# File uploader for PDF documents
-uploaded_files = st.file_uploader("Upload PDF files", accept_multiple_files=True, type=["pdf"])
-
-if uploaded_files:
-    for uploaded_file in uploaded_files:
-        with open(os.path.join(DATA_DIR, uploaded_file.name), "wb") as f:
-            f.write(uploaded_file.getbuffer())
-    st.success("PDF files uploaded successfully!")
-
-    # Reload vector store after uploading new files
-    vectorstore = load_data()
 
 # User input for question
 question = st.text_input("Ask a question about the documents:")