code: def _get_file_from_url(url):
          
          path = urlparse(url).path
          if not path:
              raise ValueError("Could not extract path from URL '{0}'".format(url))
          name = os.path.basename(path)
          if not name:
              raise ValueError("Could not extract file name from path '{0}'".format(path))
          return name
docs: Get the filename part of the path component from a URL.