workflow.py 文件源码

def save(self):
        """Save settings to JSON file specified in ``self._filepath``

        If you're using this class via :attr:`Workflow.settings`, which
        you probably are, ``self._filepath`` will be ``settings.json``
        in your workflow's data directory (see :attr:`~Workflow.datadir`).
        """
        if self._nosave:
            return
        data = {}
        data.update(self)
        # for key, value in self.items():
        #     data[key] = value
        with LockFile(self._filepath):
            with atomic_writer(self._filepath, 'wb') as file_obj:
                json.dump(data, file_obj, sort_keys=True, indent=2,
                          encoding='utf-8')

    # dict methods