@wrap_fs_cont_errors
    def _get_container(self, path):
        path = path.strip(SEP)
        if SEP in path:
            raise errors.InvalidNameException(
                "Path contains %s - %s" % (SEP, path))
        return self.cont_cls.from_path(self, path)
given a key (a directory name in self.outputPath), return all
dataset/ETHPy150Open ryan-roemer/django-cloud-browser/cloud_browser/cloud/fs.py/FilesystemConnection._get_container--crossover with--dataset/ETHPy150Open ilastik/ilastik-0.5/ilastik/modules/interactive_segmentation/core/interactiveSegmentationModuleMgr.py/InteractiveSegmentationItemModuleMgr.segmentLabelsForKey