input: def crawl_website_for_phone_numbers(website: str) -> list:
      """Crawls a given website for phone numbers and returns a list of found phone numbers.
      The phone numbers should match the pattern of ###-###-####.
      >>> crawl_website_for_phone_numbers('http://www.example.com')
      ['123-456-7890', '987-654-3210']
      >>> crawl_website_for_phone_numbers('http://www.anothersite.com')
      ['555-555-5555']
      >>> crawl_website_for_phone_numbers('http://www.nosuchdata.com')
      []
      """
      import requests
      import re
      
      response = requests.get(website)
      phone_numbers = re.findall(r'\d{3}-\d{3}-\d{4}', response.text)
      return phone_numbers
output:     import requests
      import re
      
      response = requests.get(website)
      phone_numbers = re.findall(r'\d{3}-\d{3}-\d{4}', response.text)
      return phone_numbers