old_contents: from PhonemeDetails import *
  from LetterDetails import *
  from PronunciationInferencer import *
  from PhoneticDictionary import *
  from Poem import *
  from SylviaConsole import *
  from SylviaEpcServer import *
  
new_contents: import sys
  if sys.version_info[0] > 2:
      raise Exception( "Sorry, we're still on Python 2. Version 1.0 of Sylvia will finally move to Python 3." )
  
  from PhonemeDetails import *
  from LetterDetails import *
  from PronunciationInferencer import *
  from PhoneticDictionary import *
  from Poem import *
  from SylviaConsole import *
  from SylviaEpcServer import *
  
subject: Add meaningful error for runnign with Python3