input: def automate_login(website_url: str) -> None:
      """Automate the login process for a given website using Selenium.
      >>> automate_login('http://www.example.com')
      Login successful!
      """
      from selenium import webdriver
      from selenium.webdriver.common.keys import Keys
      import time
  
      # Initialize web driver
      driver = webdriver.Chrome()
  
      # Navigate to the target web page
      driver.get(website_url)
  
      # Locate username field
      username = driver.find_element_by_name('username')
  
      # Enter username
      username.send_keys('username')
  
      # Locate password field
      password = driver.find_element_by_name('password')
  
      # Enter password
      password.send_keys('password')
  
      # Locate submit button
      submit_button = driver.find_element_by_name('submit')
  
      # Click submit button
      submit_button.click()
  
      # Wait for login process to complete
      time.sleep(5)
  
      # Login successful
      print('Login successful!')
  
      driver.close()
output:     from selenium import webdriver
      from selenium.webdriver.common.keys import Keys
      import time
  
      # Initialize web driver
      driver = webdriver.Chrome()
  
      # Navigate to the target web page
      driver.get(website_url)
  
      # Locate username field
      username = driver.find_element_by_name('username')
  
      # Enter username
      username.send_keys('username')
  
      # Locate password field
      password = driver.find_element_by_name('password')
  
      # Enter password
      password.send_keys('password')
  
      # Locate submit button
      submit_button = driver.find_element_by_name('submit')
  
      # Click submit button
      submit_button.click()
  
      # Wait for login process to complete
      time.sleep(5)
  
      # Login successful
      print('Login successful!')
  
      driver.close()