input: from typing import List
  
  def parse_url(url: str) -> List[str]:
      """ Parse the given URL and return a list containing the protocol, domain name, and path.
      >>> parse_url('https://www.example.com/path/to/file')
      ['https', 'www.example.com', '/path/to/file']
      """
      import urllib.parse
      parsed_url = urllib.parse.urlparse(url)
      protocol = parsed_url.scheme
      domain_name = parsed_url.netloc
      path = parsed_url.path
      return [protocol, domain_name, path]
output:     import urllib.parse
      parsed_url = urllib.parse.urlparse(url)
      protocol = parsed_url.scheme
      domain_name = parsed_url.netloc
      path = parsed_url.path
      return [protocol, domain_name, path]