app.py

import requests
import gradio as gr
import time 
from IPython.display import Javascript, display

def get_public_ip():
    response = requests.get('https://api.ipify.org?format=json')
    return response.json()["ip"]

def keep_alive():
  # Inject JavaScript to simulate minor interaction within the notebook
  js_code = """
  var element = document.querySelector('.output_scroll');
  if (element) {
      element.scrollBy(0, 10); 
  }
  """
  return jsonify(js=js_code)

# Gradio interface with public IP and keepalive endpoint
iface = gr.Interface(
    fn=[get_public_ip, keep_alive], 
    inputs=[],
    outputs=["text", "json"],
    title="Public IP Retriever (And Experimental Keep-Alive)",
    description="Displays the approximate public IP address associated with this Colab notebook. The '/keepalive' endpoint might help prevent idle timeouts (use with caution)."
)

iface.launch(share=True) 

# Initial interaction 
display(Javascript("""
  var element = document.querySelector('.output_scroll');
  if (element) {
      element.scrollBy(0, 10); 
  }
"""))