input: 
  def login_automation_example():
      """Automates the login process for a given website using Selenium WebDriver.
      Example:
      for login_automation_example() == 'Login successful!'
      """
  
output:     from selenium import webdriver
      from selenium.webdriver.common.keys import Keys
      import time
  
      # Initialize the WebDriver (assuming ChromeDriver is installed)
      driver = webdriver.Chrome()
  
      # Open the website
      driver.get("http://example-login-page.com")
  
      # Find the username and password fields and enter the credentials
      username = driver.find_element_by_id("username")
      password = driver.find_element_by_id("password")
  
      username.send_keys("your_username")
      password.send_keys("your_password")
  
      # Submit the form
      password.send_keys(Keys.RETURN)
  
      # Wait for the page to load
      time.sleep(2)
  
      # Check if login was successful
      if "Login successful!" in driver.page_source:
          driver.quit()
          return "Login successful!"
      else:
          driver.quit()
          return "Login failed!"