Use this method to receive incoming updates using long polling (wiki).
            An Array of Update objects is returned.

def get_updates(self, offset=None, limit=None, timeout=None):
        """
            Use this method to receive incoming updates using long polling (wiki).
            An Array of Update objects is returned.
        """
        payload = dict(offset=offset, limit=limit, timeout=timeout)
        return self._get('getUpdates', payload)