Unnamed

_validate = validatedef validate(*args, **kwargs):    validator = _validate(*args, **kwargs)    def validate(func, self, *args, **kwargs):        if request.method == 'POST':            self.form_cancelled = '_cancel' in request.POST            if not self.form_cancelled:                return validator(func, self, *args, **kwargs)        return func(self, *args, **kwargs)    return decorator(validate)