old_contents: from __future__ import absolute_import, print_function
  import sys
  from .platforms import platform, PlatformError, PlatformInvalid
  
  try:
      __platform = platform()
  except PlatformError as err:
      print('Error initializing standard platform: {}'.format(err.args[0]),
            file=sys.stderr)
      __platform = PlatformInvalid()
  
  getkey = __platform.getkey
  keys = __platform.keys
  key = keys  # alias
  bang = __platform.bang
  
  __version__ = '0.6.3'
  
new_contents: from __future__ import absolute_import, print_function
  import sys
  from .platforms import platform, PlatformError, PlatformInvalid
  
  try:
      __platform = platform()
  except PlatformError as err:
      print('Error initializing standard platform: {}'.format(err.args[0]),
            file=sys.stderr)
      __platform = PlatformInvalid()
  
  getkey = __platform.getkey
  keys = __platform.keys
  key = keys  # alias
  bang = __platform.bang
  
  __version__ = '0.6.4'
  
subject: bump version