input: def scrape_website(url: str) -> BeautifulSoup:
      """ Given a URL, this function scrapes the website and returns the parsed content using BeautifulSoup.
      >>> scrape_website('http://example.com')
      <instance of BeautifulSoup>
      """
      page = requests.get(url)
      return BeautifulSoup(page.text, 'html.parser')
output:     import requests
      from bs4 import BeautifulSoup