input: def scrape_online_store(url: str, search_keyword: str) -> List[str]:
      """
      Uses Selenium to scrape product names from an online store. Based on a given URL and a search keyword,
      the function retrieves the search results and returns a list of product names.
      
      >>> scrape_online_store("https://www.example.com/", "shoes")
      ['Athletic Shoes', 'Running Shoes', 'Casual Shoes']
      >>> scrape_online_store("https://www.example.com/", "electronics")
      ['Smartphone', 'Laptop', 'Tablet']
      """
output:     from selenium import webdriver
      from selenium.webdriver.common.by import By
      from selenium.webdriver.common.keys import Keys
      from selenium.webdriver.chrome.service import Service
      from webdriver_manager.chrome import ChromeDriverManager
      import time
  
      # Set up the Selenium WebDriver
      service = Service(ChromeDriverManager().install())
      driver = webdriver.Chrome(service=service)
  
      # Open the URL
      driver.get(url)
  
      # Find the search box and enter the keyword
      search_box = driver.find_element(By.NAME, "q")
      search_box.send_keys(search_keyword)
      search_box.send_keys(Keys.RETURN)
  
      # Wait for the search results to load
      time.sleep(5)
  
      # Find all product names in the search results
      product_names = driver.find_elements(By.CLASS_NAME, "product-name")
  
      # Extract the text from each product name element
      result = [product.text for product in product_names]
  
      # Close the WebDriver
      driver.quit()
  
      return result