pipelines/sdk/python/kfp/cli/utils/aliased_plurals_group.py

38 lines
1.4 KiB
Python

# Copyright 2022 The Kubeflow Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import List, Tuple, Union
import click
class AliasedPluralsGroup(click.Group):
def get_command(self, ctx: click.Context, cmd_name: str) -> click.Command:
regular = click.Group.get_command(self, ctx, cmd_name)
if regular is not None:
return regular
elif cmd_name.endswith('s'):
singular = click.Group.get_command(self, ctx, cmd_name[:-1])
if singular is not None:
return singular
raise click.UsageError(f"Unrecognized command '{cmd_name}'")
def resolve_command(
self, ctx: click.Context, args: List[str]
) -> Tuple[Union[str, None], Union[click.Command, None], List[str]]:
# always return the full command name
_, cmd, args = super().resolve_command(ctx, args)
return cmd.name, cmd, args # type: ignore