code: def get_phonetic_info(self, lang):
          
          phonetic_data = self.all_phonetic_data if lang != LC_TA else self.tamil_phonetic_data
          phonetic_vectors = self.all_phonetic_vectors if lang != LC_TA else self.tamil_phonetic_vectors
  
          return phonetic_data, phonetic_vectors
docs: For a specified language (lang), it returns the matrix and the vecto
           containing specifications of the characters.