# -*- coding: utf-8 -*- # # Copyright 2016 Google LLC. All Rights Reserved. # # 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. """Command for spanner instances describe.""" import textwrap from googlecloudsdk.api_lib.spanner import instances from googlecloudsdk.calliope import base from googlecloudsdk.command_lib.spanner import flags @base.UniverseCompatible class Describe(base.DescribeCommand): """Describe a Cloud Spanner instance.""" detailed_help = { 'EXAMPLES': textwrap.dedent("""\ To describe a Cloud Spanner instance, run: $ {command} my-instance-id """), } @staticmethod def Args(parser): """Args is called by calliope to gather arguments for this command. Please add arguments in alphabetical order except for no- or a clear- pair for that argument which can follow the argument itself. Args: parser: An argparse parser that you can use to add arguments that go on the command line after this command. Positional arguments are allowed. """ flags.Instance().AddToParser(parser) def Run(self, args): """This is what gets called when the user runs this command. Args: args: an argparse namespace. All the arguments that were provided to this command invocation. Returns: Some value that we want to have printed later. """ return instances.Get(args.instance)