old_contents: from __future__ import print_function, unicode_literals, absolute_import, division
  
  __all__ = [
      '__version__',
  ]
  
  # Examples of valid version strings
  # __version__ = '1.2.3.dev1'  # Development release 1
  # __version__ = '1.2.3a1'     # Alpha Release 1
  # __version__ = '1.2.3b1'     # Beta Release 1
  # __version__ = '1.2.3rc1'    # RC Release 1
  # __version__ = '1.2.3'       # Final Release
  # __version__ = '1.2.3.post1' # Post Release 1
  
  __version__ = '0.1.9'
  
new_contents: from __future__ import print_function, unicode_literals, absolute_import, division
  
  __all__ = [
      '__version__',
  ]
  
  # Examples of valid version strings
  # __version__ = '1.2.3.dev1'  # Development release 1
  # __version__ = '1.2.3a1'     # Alpha Release 1
  # __version__ = '1.2.3b1'     # Beta Release 1
  # __version__ = '1.2.3rc1'    # RC Release 1
  # __version__ = '1.2.3'       # Final Release
  # __version__ = '1.2.3.post1' # Post Release 1
  
  __version__ = '0.2.0'
  
subject: Bump version for v0.2.0 release.