code: def extract_oembeds(self, text, maxwidth=None, maxheight=None, resource_type=None):
          
          parser = text_parser()
          urls = parser.extract_urls(text)
          return self.handle_extracted_urls(urls, maxwidth, maxheight, resource_type)
docs: Scans a block of text and extracts oembed data on any urls,
          returning it in a list of dictionaries