BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//PYVOBJECT//NONSGML Version 1//EN
BEGIN:VEVENT
UID:20260721T052253Z - 22160@337591f97f9f
DTSTART:20210227T060000Z
DTEND:20210317T061500Z
CREATED:20260721T052253Z
DTSTAMP:20260721T052253Z
SUMMARY:coding test class test
END:VEVENT
END:VCALENDAR