pushing fixes

app.py

@@ -26,7 +26,7 @@ This application allows you to upload a PDF file, ask questions about its conten
 
 # File upload section
 st.header("1. Upload PDF")
-uploaded_file = st.file_uploader("Choose a PDF file", type="pdf")
+uploaded_file = st.file_uploader("Choose a PDF file", type="pdf", key="pdf_uploader")
 
 # Initialize session state variables
 if 'pdf_processed' not in st.session_state:
@@ -82,10 +82,10 @@ if uploaded_file is not None and not st.session_state.pdf_processed:
 
 # Query section
 st.header("2. Ask a Question")
-query = st.text_input("Enter your question about the PDF content:")
+query = st.text_input("Enter your question about the PDF content:", key="query_input")
 
 # Add a button to submit the query
-if st.button("Get Answer") and query and st.session_state.pdf_processed:
+if st.button("Get Answer", key="get_answer_button") and query and st.session_state.pdf_processed:
     with st.spinner("Retrieving relevant information and generating answer..."):
         try:
             # Generate embedding for the query
@@ -114,7 +114,7 @@ if st.button("Get Answer") and query and st.session_state.pdf_processed:
             st.write(answer)
             
             # Display the retrieved documents
-            with st.expander("View Retrieved Documents"):
+            with st.expander("View Retrieved Documents", expanded=False):
                 for i, (doc, score) in enumerate(zip(documents, similarity_scores)):
                     st.markdown(f"**Document {i+1}** (Relevance: {score:.4f})")
                     st.text(doc[:500] + "..." if len(doc) > 500 else doc)
@@ -125,7 +125,7 @@ if st.button("Get Answer") and query and st.session_state.pdf_processed:
             logger.exception("Error during query processing")
 
 # Add a reset button
-if st.button("Reset and Upload New PDF"):
+if st.button("Reset and Upload New PDF", key="reset_button"):
     # Clean up temporary files
     if st.session_state.pdf_path and os.path.exists(st.session_state.pdf_path):
         os.unlink(st.session_state.pdf_path)
@@ -141,4 +141,4 @@ if st.button("Reset and Upload New PDF"):
 
 # Footer
 st.markdown("---")
-st.markdown("Built with Streamlit, FAISS, and Ollama") 
+st.markdown("Built with Streamlit, FAISS, and Hugging Face API")