50 lines
1.8 KiB
Python
50 lines
1.8 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2015 Google LLC. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""A command that describes a message from a given API."""
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import unicode_literals
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from googlecloudsdk.calliope import base
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from googlecloudsdk.calliope import exceptions
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from googlecloudsdk.command_lib.meta.apis import flags
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from googlecloudsdk.command_lib.util.apis import arg_utils
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from googlecloudsdk.command_lib.util.apis import registry
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class Describe(base.DescribeCommand):
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"""Describe the details of a proto message in an API."""
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@staticmethod
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def Args(parser):
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flags.API_REQUIRED_FLAG.AddToParser(parser)
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flags.API_VERSION_FLAG.AddToParser(parser)
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parser.add_argument(
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'message',
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help='The name of the message you want to describe.')
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def Run(self, args):
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api = registry.GetAPI(args.api, api_version=args.api_version)
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try:
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message = getattr(api.GetMessagesModule(), args.message)
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return arg_utils.GetRecursiveMessageSpec(message)
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except AttributeError:
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raise exceptions.InvalidArgumentException(
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'message', 'Message [{}] does not exist for API [{}]'.format(
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args.message, args.api))
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