Python solution to parse Google calendar's recurrencies
问题 I'm trying to parse GCal's recurrence field. Usually, it looks like this: DTSTART;TZID=Europe/Kiev:20101111T140000 DTEND;TZID=Europe/Kiev:20101111T150000 RRULE:FREQ=DAILY;UNTIL=20101112T120000Z BEGIN:VTIMEZONE TZID:Europe/Kiev X-LIC-LOCATION:Europe/Kiev BEGIN:DAYLIGHT TZOFFSETFROM:+0200 TZOFFSETTO:+0300 TZNAME:EEST DTSTART:19700329T030000 RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU END:DAYLIGHT BEGIN:STANDARD TZOFFSETFROM:+0300 TZOFFSETTO:+0200 TZNAME:EET DTSTART:19701025T040000 RRULE:FREQ=YEARLY