old_contents: 
  from .lookup import LOOKUP
  from ._adjectives import ADJECTIVES
  from ._adjectives_irreg import ADJECTIVES_IRREG
  from ._adverbs import ADVERBS
  from ._adverbs_irreg import ADVERBS_IRREG
  from ._nouns import NOUNS
  from ._nouns_irreg import NOUNS_IRREG
  from ._verbs import VERBS
  from ._verbs_irreg import VERBS_IRREG
  from ._lemma_rules import ADJECTIVE_RULES, NOUN_RULES, VERB_RULES, PUNCT_RULES
  
  
  LEMMA_INDEX = {'adj': ADJECTIVES, 'adv': ADVERBS, 'noun': NOUNS, 'verb': VERBS}
  
  LEMMA_EXC = {'adj': ADJECTIVES_IRREG, 'adv': ADVERBS_IRREG, 'noun': NOUNS_IRREG,
               'verb': VERBS_IRREG}
  
  LEMMA_RULES = {'adj': ADJECTIVE_RULES, 'noun': NOUN_RULES, 'verb': VERB_RULES,
                 'punct': PUNCT_RULES}
  
new_contents: # coding: utf8
  from __future__ import unicode_literals
  
  from .lookup import LOOKUP
  from ._adjectives import ADJECTIVES
  from ._adjectives_irreg import ADJECTIVES_IRREG
  from ._adverbs import ADVERBS
  from ._adverbs_irreg import ADVERBS_IRREG
  from ._nouns import NOUNS
  from ._nouns_irreg import NOUNS_IRREG
  from ._verbs import VERBS
  from ._verbs_irreg import VERBS_IRREG
  from ._lemma_rules import ADJECTIVE_RULES, NOUN_RULES, VERB_RULES, PUNCT_RULES
  
  
  LEMMA_INDEX = {'adj': ADJECTIVES, 'adv': ADVERBS, 'noun': NOUNS, 'verb': VERBS}
  
  LEMMA_EXC = {'adj': ADJECTIVES_IRREG, 'adv': ADVERBS_IRREG, 'noun': NOUNS_IRREG,
               'verb': VERBS_IRREG}
  
  LEMMA_RULES = {'adj': ADJECTIVE_RULES, 'noun': NOUN_RULES, 'verb': VERB_RULES,
                 'punct': PUNCT_RULES}
  
subject: Add unicode declaration