Update streamlit_app.py

streamlit_app.py

@@ -43,7 +43,7 @@ if st.button("Ask"):
         st.write("### Evidence Sources")
         st.json(data["evidence"])
 
-uploaded = st.file_uploader("Upload document", type=["txt", "pdf"])
+uploaded = st.file_uploader("Upload document", type=["txt"])
 
 if uploaded:
     files = {"file": uploaded.getvalue()}