docs: def clean_comment_body(body):
      """Returns given comment HTML as plaintext.
  
      Converts all HTML tags and entities within 4chan comments
      into human-readable text equivalents.
      """
      body = _parser.unescape(body)
      body = re.sub(r'<a [^>]+>(.+?)</a>', r'\1', body)
      body = body.replace('<br>', '\n')
      body = re.sub(r'<.+?>', '', body)
      return body