input: Write a python function to scrape a website and return the BeautifulSoup object.
  assert isinstance(scrape_website('https://www.example.com/'), BeautifulSoup)
  assert scrape_website('https://www.example.com/').title.string == 'Example Domain'
  assert scrape_website('https://httpbin.org/html').find('h1').text == 'Herman Melville - Moby-Dick'
output: def scrape_website(url):
      import requests
      from bs4 import BeautifulSoup
  
      response = requests.get(url)
      soup = BeautifulSoup(response.content, 'html.parser')
      return soup