text: # -*- coding: utf-8 -*- #
  # Copyright 2013 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 to print version information for Cloud SDK components.
  """
  
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import unicode_literals
  
  from googlecloudsdk.calliope import base
  from googlecloudsdk.core import config
  from googlecloudsdk.core import log
  from googlecloudsdk.core.updater import update_manager
  
  
  @base.ReleaseTracks(base.ReleaseTrack.GA)
  class Version(base.Command):
    """Print version information for Cloud SDK components.
  
    The {command} command prints version information for each installed Cloud SDK
    components and prints a message if updates are available.
    """
  
    category = base.SDK_TOOLS_CATEGORY
  
    @staticmethod
    def Args(parser):
      parser.display_info.AddFormat('flattened[no-pad,separator=" "]')
  
    def Run(self, args):
      if config.Paths().sdk_root:
        # Components are only valid if this is a built Cloud SDK.
        manager = update_manager.UpdateManager()
        versions = dict(manager.GetCurrentVersionsInformation())
      else:
        versions = {}
      versions['Google Cloud SDK'] = config.CLOUD_SDK_VERSION
      return versions
  
    def Epilog(self, resources_were_displayed):
      if config.Paths().sdk_root:
        # Components are only valid if this is a built Cloud SDK.
        manager = update_manager.UpdateManager()
        if manager.UpdatesAvailable():
          log.status.write("""\
  Updates are available for some Cloud SDK components.  To install them,
  please run:
    $ gcloud components update""")
  