app.py

import streamlit as st
import time


def main():

    st.title("File Upload and Display")

    # File upload

    uploaded_file = st.file_uploader("Upload a file")

 

    if uploaded_file is not None:

        # Display file contents using st.markdown()

        file_contents = uploaded_file.read().decode("utf-8")

        st.markdown("### File Contents:")

        st.markdown(f"```{file_contents}```")

 

    # Wait for 5 seconds

    time.sleep(5)

 

    # Show completed message

    st.success("File processing completed!")

 

if __name__ == "__main__":

    main()