Fix linting errors

Author: smokestacklightnin

tfx/types/__init__.py

@@ -26,11 +26,11 @@
 from tfx.types.artifact import Artifact
 from tfx.types.channel import BaseChannel
 from tfx.types.channel import Channel
-from tfx.types.channel import ExecPropertyTypes
-from tfx.types.channel import OutputChannel
-from tfx.types.channel import Property  # Type alias.
-from tfx.types.component_spec import ComponentSpec
-from tfx.types.value_artifact import ValueArtifact
+from tfx.types.channel import ExecPropertyTypes  # noqa: F401
+from tfx.types.channel import OutputChannel  # noqa: F401
+from tfx.types.channel import Property  # Type alias. # noqa: F401
+from tfx.types.component_spec import ComponentSpec  # noqa: F401
+from tfx.types.value_artifact import ValueArtifact  # noqa: F401
 
 __all__ = [
     "Artifact",

tfx/types/standard_artifacts.py

@@ -26,7 +26,7 @@
 from absl import logging
 from tfx.types.artifact import Artifact, Property, PropertyType
 from tfx.types import standard_artifact_utils
-from tfx.types.system_artifacts import Dataset, Model, Statistics
+from tfx.types.system_artifacts import Dataset, Model as SystemModel, Statistics
 from tfx.types.value_artifact import ValueArtifact
 from tfx.utils import json_utils
 from tfx.utils import pure_typing_utils
@@ -62,7 +62,7 @@ def __init__(self, *args, **kwargs):
             try:
                 # `extensions` is not included in ml_pipelines_sdk and doesn't have any
                 # transitive import.
-                import tfx.extensions as _  # type: ignore  # pylint: disable=g-import-not-at-top
+                import tfx.extensions as _  # type: ignore  # noqa: F401 # pylint: disable=g-import-not-at-top
             except ModuleNotFoundError as err:
                 # The following condition detects exactly whether only the DSL package
                 # is installed, and is bypassed when tests run in Bazel.

tfx/v1/extensions/google_cloud_ai_platform/__init__.py

@@ -34,7 +34,7 @@
 # UCAIP_REGION_KEY is deprecated, please use VERTEX_REGION_KEY instead
 from tfx.extensions.google_cloud_ai_platform.trainer.executor import UCAIP_REGION_KEY
 from tfx.extensions.google_cloud_ai_platform.tuner.component import Tuner
-from tfx.v1.extensions.google_cloud_ai_platform import experimental
+from tfx.v1.extensions.google_cloud_ai_platform import experimental  # noqa: F401
 
 __all__ = [
     "BulkInferrer",