old_contents: #! /usr/bin/env python
  
  """Print Python interpreter path and version."""
  
  import sys
  
  sys.stdout.write(sys.executable + '\n')
  sys.stdout.write(sys.version + '\n')
  sys.stdout.flush()
  
new_contents: #! /usr/bin/env python
  
  """Print Python interpreter path and version."""
  
  import sys
  
  sys.stdout.write('%s\n' % sys.executable)
  sys.stdout.write('%s\n' % sys.version)
  
  try:
    import icu  # pylint: disable=g-import-not-at-top
    sys.stdout.write('ICU %s\n' % icu.ICU_VERSION)
    sys.stdout.write('Unicode %s\n' % icu.UNICODE_VERSION)
  except ImportError:
    pass
  
  sys.stdout.flush()
  
subject: Print ICU and Unicode version, if available