def is_group_link_sharing_enabled(self):
        """``True`` if group link sharing (joining by link) is enabled."""
        if not self._conversation.type == hangouts_pb2.CONVERSATION_TYPE_GROUP:
            return False
        status = self._conversation.group_link_sharing_status
        return status == hangouts_pb2.GROUP_LINK_SHARING_STATUS_ON
``True`` if group link sharing (joining by link) is enabled.
hangups/conversation.py