def _normalize_word_vowel_ending_dravidian(self, word):
     """
     for Dravidian
     - consonant ending: add 'a' ki maatra
     - halant ending: no change
     - 'a' ki maatra: no change
     """
     if len(word) > 0 and langinfo.is_consonant(word[-1], self.lang):
         return word + langinfo.offset_to_char(0x3e, self.lang)
     else:
         return word
 def _normalize_word_vowel_ending_ie(self, word):
     """
     for IE
     - consonant ending: add halant
     - halant ending: no change
     - 'a' ki maatra: no change
     """
     if len(word) > 0 and langinfo.is_consonant(word[-1], self.lang):
         return word + langinfo.offset_to_char(langinfo.HALANTA_OFFSET,
                                               self.lang)
     else:
         return word