Update app.py

app.py

@@ -0,0 +1,7 @@
+import streamlit as st
+def main():
+    st.set_page_config(page_title="Bill App")
+    st.title("Bill Extractor")
+
+    files=st.file_uploader("Upload the files here..",type=["pdf"],accept_multiple_files=True)
+    submit=st.button("Extract")