conditions.py 文件源码

def update(self, fail_on_error=True, **kwargs):
        for key, value in kwargs.iteritems():
            if key not in type(self)._fields:
                if not fail_on_error:
                    continue
                raise me.ValidationError('Field "%s" does not exist on %s',
                                         key, type(self))
            setattr(self, key, value)