boton de descarga azul, que tenga temporizador de 10 segundos y habra el enlace

from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC

driver = webdriver.Chrome()
driver.get("http://pythonscraping.com/pages/javascript/redirectDemo1.html")
try:
    button = WebDriverWait(driver, 10).until(EC.element_to_be_clickable((By.ID, "redirect")))
    button.click()
    print(driver.page_source)
finally:
    driver.quit()