event.py 文件源码

def check_event_dates(self, request):
        """
        Check if new event end is later then start.

        This validation is implemented here 'cause model validation can't work with multiple fields.

        :param requeset: django request instance.
        :type request: django.http.request.HttpRequest.
        :return: is event dates validated?
        :rtype: bool.
        """

        start = datetime.strptime(request.data.get("start"), DATETIME_FORMAT)
        end = datetime.strptime(request.data.get("end"), DATETIME_FORMAT)

        return start < end