app.py

import streamlit as st
import time
from datetime import datetime

# Set the time at the start of the program
start_time = time.time()

# Main loop
while True:
    # Get the current time
    now = time.time()

    # Check if 15 seconds have passed
    if now - start_time >= 15:
        # Refresh the screen
        st.experimental_rerun()

    # Show the text area
    text_input = st.text_area('Crowdsource', key=str(now))

    # When data is saved there, append it to a "Log.txt" file
    if text_input:
        with open('Log.txt', 'a') as f:
            f.write(f"{datetime.now()}: {text_input}\n")

    # Sleep for a while to prevent the loop from running too fast
    time.sleep(1)