code: def ipa_chars(self, value):
          
          if value is None:
              self.__ipa_chars = []
          else:
              if is_list_of_ipachars(value):
                  self.__ipa_chars = value
              else:
                  raise TypeError("ipa_chars only accepts a list of IPAChar objects")
docs: Set the list of IPAChar objects composing the IPA string
  
          :param list value: list of IPAChar objects