toxygen/toxygen/common/tox_save.py

class ToxSave:

    def __init__(self, tox):
        self._tox = tox

    def set_tox(self, tox):
        self._tox = tox


class ToxAvSave:

    def __init__(self, toxav):
        self._toxav = toxav

    def set_toxav(self, toxav):
        self._toxav = toxav