from .fsaccess import CollectionFsAccess, CollectionFetcher, collectionResolver, CollectionCache, pdh_size
from .perf import Perf
from .pathmapper import NoFollowPathMapper
-from .task_queue import TaskQueue
+from cwltool.task_queue import TaskQueue
from .context import ArvLoadingContext, ArvRuntimeContext
from ._version import __version__