'Ensure that the minimum version of the REST API is available'

def _version_check(self):

    if (not self._client.features.REST_1_4_RELEASE):
        min_version = self._client.features.REST_1_4_RELEASE.minimum_version
        raise exception.NetAppDriverException(('This    version    (%(cur)s    of    the    NetApp    SANtricity    Webservices    Proxy    is    not    supported.    Install    version    %(supp)s    or    later.' % {'cur': self._client.api_version, 'supp': min_version}))
