docs: def get_filename(self, prefix, url):
          """
          Creates a file path on the form: current-working-directory/prefix/cleaned-url.txt
  
          :param prefix: The prefix from the .get() and .put() methods.
          :param url: The url of the request.
          :return: The created path.
          """
          return '{}.txt'.format(os.path.join(os.getcwd(), prefix, self.clean_url(url)))