input: def scrape_products(url: str) -> None:
      """Scrape product data from a given online web store using BeautifulSoup and print each product's name, price, and description.
      >>> scrape_products('http://web-store.com')
      ProductName1 $Price1 Brief description of the product.
      ProductName2 $Price2 Brief description of the product.
      """
output:     import requests
      from bs4 import BeautifulSoup
  
      response = requests.get(url)
      soup = BeautifulSoup(response.text, 'html.parser')
  
      products = soup.find_all('div', class_='product')
      for product in products:
          name = product.find('h2', class_='product-name').text.strip()
          price = product.find('span', class_='product-price').text.strip()
          description = product.find('p', class_='product-description').text.strip()
          print(f"{name} {price} {description}")