code: def strip(self, text, *args, **kwargs):
          
          if OEMBED_DEFAULT_PARSE_HTML:
              extracted = self.extract_oembeds_html(text, *args, **kwargs)
          else:
              extracted = self.extract_oembeds(text, *args, **kwargs)
          
          matches = [r['original_url'] for r in extracted]
          match_handler = lambda m: m.group() not in matches and m.group() or ''
          
          return re.sub(URL_RE, match_handler, text)
docs: Try to maintain parity with what is extracted by extract since strip
          will most likely be used in conjunction with extract