input: def webscraper(url: str) -> None:
      """Create a webscraper using Python’s Selenium that retrieves data from an online store.
      This function opens a Firefox browser, navigates to the given URL, searches for a keyword ("shoes"), 
      retrieves the list of products displayed, and prints their names. Finally, it closes the browser.
      
      >>> webscraper("https://www.example.com/")
      Product Name 1
      Product Name 2
      Product Name 3
      """
      from selenium import webdriver
  
      # create a new Firefox session
      driver = webdriver.Firefox()
      driver.implicitly_wait(30)
      driver.maximize_window()
  
      # navigate to the application home page
      driver.get(url)
  
      # get the search textbox
      search_field = driver.find_element_by_name("q")
      search_field.clear()
  
      # enter search keyword and submit
      search_field.send_keys("shoes")
      search_field.submit()
  
      # get the list of elements which are displayed after the search
      # currently on result page using find_elements_by_class_name
      product_list = driver.find_elements_by_class_name("product")
  
      # iterate through each element and print the text that is
      # name of the product
      for product in product_list:
          print(product.text)
  
      # close the browser window
      driver.quit()
output:     from selenium.webdriver.common.by import By
      from selenium.webdriver.support.ui import WebDriverWait
      from selenium.webdriver.support import expected_conditions as EC
  
      # wait for the search results to load
      WebDriverWait(driver, 10).until(
          EC.presence_of_all_elements_located((By.CLASS_NAME, "product"))
      )
  
      # get the list of elements which are displayed after the search
      # currently on result page using find_elements_by_class_name
      product_list = driver.find_elements_by_class_name("product")
  
      # iterate through each element and print the text that is
      # name of the product
      for product in product_list:
          print(product.text)
  
      # close the browser window
      driver.quit()