code: def __Address_lineEdit_set_ui(self):
          
  
          # Adding settings key if it doesn't exists.
          self.__settings.get_key(self.__settings_section, "address").isNull() and \
          self.__settings.set_key(self.__settings_section, "address", self.__address)
  
          address = self.__settings.get_key(self.__settings_section, "address").toString()
          LOGGER.debug("> Setting '{0}' with value '{1}'.".format("Address_lineEdit",
                                                                  address))
          self.__address = address
          self.Address_lineEdit.setText(address)
docs: Fills **Address_lineEdit** Widget.