Update app.py

app.py

@@ -5,7 +5,6 @@ from utils.ingestion import DocumentProcessor
 from utils.llm import LLMProcessor
 from utils.qa import QAEngine
 
-# Set up Streamlit page
 st.set_page_config(page_title="AI-Powered Document QA", layout="wide")
 st.title("📄 AI-Powered Document QA")
 
@@ -14,24 +13,23 @@ document_processor = DocumentProcessor()
 llm_processor = LLMProcessor()
 qa_engine = QAEngine()
 
-# File uploader
+# Ensure temp directory exists
+os.makedirs("temp", exist_ok=True)
+
 st.sidebar.header("Upload a PDF")
 uploaded_file = st.sidebar.file_uploader("Choose a PDF file", type=["pdf"])
 
 if uploaded_file:
-    # Save file to a temporary path
-    pdf_path = f"temp/{uploaded_file.name}"
-    os.makedirs("temp", exist_ok=True)
-    
+    pdf_path = os.path.join("temp", uploaded_file.name)
+
     with open(pdf_path, "wb") as f:
         f.write(uploaded_file.read())
 
     st.sidebar.success("✅ File uploaded successfully!")
 
-    # Process the document
     with st.spinner("🔄 Processing document..."):
         document_processor.process_document(pdf_path)
-    
+
     st.sidebar.success("✅ Document processed successfully!")
 
     # Query input
@@ -41,13 +39,11 @@ if uploaded_file:
         if question:
             with st.spinner("🧠 Searching for relevant context..."):
                 answer = qa_engine.query(question)
-            
+
             st.subheader("📝 Answer:")
             st.write(answer)
-
         else:
             st.warning("⚠️ Please enter a question.")
 
-# Footer
 st.markdown("---")
 st.caption("🤖 Powered by ChromaDB + Groq LLM | Built with ❤️ using Streamlit")