validators.py 文件源码

def _validate_maxdate(self, max_date, field, value):
        """ {'type': ['date', 'datetime']} """

        # Remarks
        # -------
        # the yaml-reader prepares a datetime.date objects when possible,
        # the dwca-reader is not doing this, so compatibility need to be better
        # ensured

        if self._dateisrange(value):
            for valdate in value.split("/"):
                self._validate_maxdate(max_date, field, valdate)
        else:
            # convert schema info to datetime to enable comparison
            if isinstance(max_date, date):
                max_date = datetime.combine(max_date, datetime.min.time())

            # try to parse the datetime-format
            event_date = self._parse_date(field, value)
            if event_date:
                if event_date > max_date:
                    self._error(field, "date is after max limit " +
                                max_date.date().isoformat())