def _add_subtasks()

in project.py [0:0]


    def _add_subtasks(self, item):
        try:
            subtaskList = ''
            for subtask in item.subtasks.subtask:
                subtaskList = subtaskList + '- ' + subtask + '\n'
            if subtaskList != '':
                print('-> subtaskList: ' + subtaskList)
                self._project['Issues'][-1]['comments'].append(
                    {"created_at": self._convert_to_iso(item.created.text),
                     "body": 'Subtasks:\n\n' + subtaskList})
        except AttributeError:
            pass