new_contents: from __future__ import absolute_import, unicode_literals
  
  
  UFO2FT_PREFIX = 'com.github.googlei18n.ufo2ft.'
  GLYPHS_PREFIX = 'com.schriftgestaltung.'
  
  USE_PRODUCTION_NAMES = UFO2FT_PREFIX + "useProductionNames"
  GLYPHS_DONT_USE_PRODUCTION_NAMES = GLYPHS_PREFIX + "Don't use Production Names"
  
subject: Add constants.py module