input: Write a function to crawl a website for a specific type of data. The function should take the website URL and the type of data to crawl as input, and return the list of matched data.
  
  def crawl_website_for_phone_numbers(website):
      response = requests.get(website)
      phone_numbers = re.findall('\d{3}-\d{3}-\d{4}', response.text)
      return phone_numbers
  
  if __name__ == '__main__':
      print(crawl_website_for_phone_numbers('www.example.com'))
  
  assert crawl_website_for_phone_numbers('www.example.com') == ['123-456-7890', '987-654-3210']
  assert crawl_website_for_phone_numbers('www.anothersite.com') == []
  assert crawl_website_for_phone_numbers('www.testsite.com') == ['555-555-5555']
output: def crawl_website_for_phone_numbers(website):
      response = requests.get(website)
      phone_numbers = re.findall('\d{3}-\d{3}-\d{4}', response.text)
      return phone_numbers