code: def ean13(self, data, **kwargs):
          
          if not re.match(r'\d{13}', data):
              raise ValueError('JAN-13/EAN-13 symbology requires 13 digits of '
                      'data; got {:d} digits: {!r}'.format(len(data), data))
          barcode.validate_barcode_args(**kwargs)
          return self._ean13_impl(data, **kwargs)
docs: Render given ``data`` as **JAN-13/EAN-13** barcode symbology.