__init__.py 文件源码

def generate_future_versions(self, artifact_names: Sequence[str], base_version: VersionContainer,
                                 action: str,
                                 args: configargparse.Namespace) -> Union[Dict[str, VersionContainer], None]:
        """
        Takes a list of unique artifact identifiers (e.g. package names) which *will be created by a Packer during the
        build later* and returns a dict mapping of identifier to version for the Packer to be used during the build
        or ``None`` if the store can't generate future versions. The store should use ``action`` to generate the
        version strings for all artifacts.

        :param artifact_names: a list of artifact identifiers
        :param base_version: the base version from which to generate future versions
        :param action: the version action selected by the user to generate future versions
        :param args: command-line parameters
        :return: a mapping of artifact identifiers to version information
        """
        raise NotImplementedError("Each subclass of BaseStore MUST implement generate_future_versions")