

def to_python(self, value):
    value = super(TimeZoneField, self).to_python(self)
    if (value is None):
        return None
    return pytz.timezone(value)

dataset/ETHPy150Open davemerwin/blue-channel/external_apps/timezones/fields.py TimeZoneField.to_python/VarMisuse@23/28 `value`->`self`