input: 
  import requests
  import re
  
  def crawl_website_for_phone_numbers(website: str) -> list:
      """Crawls a given website and extracts all phone numbers from its content.
      Assumes phone numbers are in the format XXX-XXX-XXXX.
      >>> crawl_website_for_phone_numbers('www.example.com')
      ['123-456-7890', '987-654-3210']
      """
      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'))
  
output:     response = requests.get(website)
      phone_numbers = re.findall('\d{3}-\d{3}-\d{4}', response.text)
      return phone_numbers