Source code for heat.engine.clients.microversion_mixin

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import abc

from heat.common import exception

[docs]class MicroversionMixin(object, metaclass=abc.ABCMeta): """Mixin For microversion support."""
[docs] def client(self, version=None): if version is None: version = self.get_max_microversion() elif not self.is_version_supported(version): raise exception.InvalidServiceVersion( version=version, service=self._get_service_name()) if version in self._client_instances: return self._client_instances[version] self._client_instances[version] = self._create(version=version) return self._client_instances[version]
[docs] @abc.abstractmethod def get_max_microversion(self): pass
[docs] @abc.abstractmethod def is_version_supported(self, version): pass