'Load all packs from Swift
:return: a list of `SwiftPack` instances'

def _load_packs(self):

    objects = self.scon.get_container_objects()
    pack_files = [o['name'].replace('.pack', '') for o in objects if o['name'].endswith('.pack')]
    return [SwiftPack(pack, scon=self.scon) for pack in pack_files]
