old_contents: #!/usr/bin/env python
  
  #
  # Copyright 2012 BloomReach, Inc.
  #
  # 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.
  #
  
  """
  Super S3 command line tool, setup.py
  """
  
  import os, stat
  from setuptools import setup, find_packages
  from setuptools.command.install import install as _install
  
  __author__ = "Chou-han Yang"
  __copyright__ = "Copyright 2014 BloomReach, Inc."
  __license__ = "http://www.apache.org/licenses/LICENSE-2.0"
  __version__ = "2.0.0"
  __maintainer__ = __author__
  __status__ = "Development"
  
  def _post_install():
    os.chmod("/etc/bash_completion.d/s4cmd",755)
  
  class install(_install):
    def run(self):
      _install.run(self)
      mode = stat.S_IREAD | stat.S_IWRITE | stat.S_IRGRP | stat.S_IROTH
      os.chmod("/etc/bash_completion.d/s4cmd", mode)
      
  
  setup(name='s4cmd',
        version=__version__,
        description='Super S3 command line tool',
        author=__author__,
        license=__license__,
        url='https://github.com/bloomreach/s4cmd',
        py_modules=['s4cmd'],
        scripts=['s4cmd', 's4cmd.py'], # Added s4cmd.py as script for backward compatibility
        install_requires=['boto3>=1.3.1'],
        data_files=[('/etc/bash_completion.d/',['data/bash-completion/s4cmd'])],
        cmdclass={'install': install},
      )
  
new_contents: #!/usr/bin/env python
  
  #
  # Copyright 2012 BloomReach, Inc.
  #
  # 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.
  #
  
  """
  Super S3 command line tool, setup.py
  """
  
  import os, stat
  from setuptools import setup, find_packages
  from setuptools.command.install import install as _install
  
  __author__ = "Chou-han Yang"
  __copyright__ = "Copyright 2014 BloomReach, Inc."
  __license__ = "http://www.apache.org/licenses/LICENSE-2.0"
  __version__ = "2.0.0"
  __maintainer__ = __author__
  __status__ = "Development"
  
  def _post_install():
    os.chmod("/etc/bash_completion.d/s4cmd",755)
  
  class install(_install):
    def run(self):
      _install.run(self)
      mode = stat.S_IREAD | stat.S_IWRITE | stat.S_IRGRP | stat.S_IROTH
      os.chmod("/etc/bash_completion.d/s4cmd", mode)
      
  
  setup(name='s4cmd',
        version=__version__,
        description='Super S3 command line tool',
        author=__author__,
        license=__license__,
        url='https://github.com/bloomreach/s4cmd',
        py_modules=['s4cmd'],
        scripts=['s4cmd', 's4cmd.py'], # Added s4cmd.py as script for backward compatibility
        install_requires=['boto3>=1.3.1', 'pytz>=2016.4'],
        data_files=[('/etc/bash_completion.d/',['data/bash-completion/s4cmd'])],
        cmdclass={'install': install},
      )
  
subject: Add requirement for pytz