old_contents: #
  # Copyright (C) 2015 The Android Open Source Project
  #
  # 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 __future__ import print_function
  import os
  import shutil
  import sys
  
  from command import Command, GitcClientCommand
  import gitc_utils
  
  from pyversion import is_python3
  if not is_python3():
    # pylint:disable=W0622
    input = raw_input
    # pylint:enable=W0622
  
  class GitcDelete(Command, GitcClientCommand):
    common = True
    visible_everywhere = False
    helpSummary = "Delete a GITC Client."
    helpUsage = """
  %prog
  """
    helpDescription = """
  This subcommand deletes the current GITC client, deleting the GITC manifest
  and all locally downloaded sources.
  """
  
    def _Options(self, p):
      p.add_option('-f', '--force',
                   dest='force', action='store_true',
                   help='Force the deletion (no prompt).')
  
    def Execute(self, opt, args):
      if not opt.force:
        prompt = ('This will delete GITC client: %s\nAre you sure? (yes/no) ' %
                  self.gitc_manifest.gitc_client_name)
        response = input(prompt).lower()
        if not response == 'yes':
          print('Response was not "yes"\n Exiting...')
          sys.exit(1)
      shutil.rmtree(self.gitc_manifest.gitc_client_dir)
  
new_contents: #
  # Copyright (C) 2015 The Android Open Source Project
  #
  # 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 __future__ import print_function
  import shutil
  import sys
  
  from command import Command, GitcClientCommand
  
  from pyversion import is_python3
  if not is_python3():
    # pylint:disable=W0622
    input = raw_input
    # pylint:enable=W0622
  
  class GitcDelete(Command, GitcClientCommand):
    common = True
    visible_everywhere = False
    helpSummary = "Delete a GITC Client."
    helpUsage = """
  %prog
  """
    helpDescription = """
  This subcommand deletes the current GITC client, deleting the GITC manifest
  and all locally downloaded sources.
  """
  
    def _Options(self, p):
      p.add_option('-f', '--force',
                   dest='force', action='store_true',
                   help='Force the deletion (no prompt).')
  
    def Execute(self, opt, args):
      if not opt.force:
        prompt = ('This will delete GITC client: %s\nAre you sure? (yes/no) ' %
                  self.gitc_manifest.gitc_client_name)
        response = input(prompt).lower()
        if not response == 'yes':
          print('Response was not "yes"\n Exiting...')
          sys.exit(1)
      shutil.rmtree(self.gitc_manifest.gitc_client_dir)
  
subject: Remove unused imports