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14 changes: 14 additions & 0 deletions cwl_utils/parser/__init__.py
Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
# SPDX-License-Identifier: Apache-2.0

import os
from abc import ABC
from collections.abc import MutableMapping, MutableSequence
from pathlib import Path
from typing import Any, Optional, Union, cast
Expand All @@ -12,6 +13,11 @@
from ..errors import GraphTargetMissingException
from . import cwl_v1_0, cwl_v1_1, cwl_v1_2


class NoType(ABC):
pass


LoadingOptions = Union[
cwl_v1_0.LoadingOptions, cwl_v1_1.LoadingOptions, cwl_v1_2.LoadingOptions
]
Expand Down Expand Up @@ -81,6 +87,14 @@
cwl_v1_0.WorkflowStep, cwl_v1_1.WorkflowStep, cwl_v1_2.WorkflowStep
]
"""Type union for a CWL v1.x WorkflowStep object."""
ScatterWorkflowStep = Union[
cwl_v1_0.WorkflowStep,
cwl_v1_1.WorkflowStep,
cwl_v1_2.WorkflowStep,
]
"""Type union for a CWL v1.x ScatterWorkflowStep object."""
LoopWorkflowStep = NoType
"""Type union for a CWL v1.x LoopWorkflowStep object."""
WorkflowStepInput = Union[
cwl_v1_0.WorkflowStepInput, cwl_v1_1.WorkflowStepInput, cwl_v1_2.WorkflowStepInput
]
Expand Down