web page test automation

from selenium import webdriver
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.support.ui import WebDriverWait

driver = webdriver.Chrome('<path to chromedriver>')

# Get the test url from a text file
with open('test_urls.txt') as f:
    test_urls = f.readlines()

# Get the API key from a text file
with open('api_key.txt') as f:
    api_key = f.readlines()[0]

base_url = "https://www.webpagetest.org/"
url = base_url + "runtest.php?url=" + test_urls[0] + "&k=" + api_key + "&f=json"

# Run the test
driver.get(url)

# Wait for the test to finish
WebDriverWait(driver, 120).until(lambda driver: driver.find_element_by_id('LoadTime'))

# Get the test results Id
test