Mercurial > code > home > repos > gcalendarwatch
comparison datetimemath.py @ 28:e2209226b001
rewrite with starlette and background_loop
| author | drewp@bigasterisk.com |
|---|---|
| date | Sun, 24 Jul 2022 00:58:54 -0700 |
| parents | |
| children |
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| 27:87ab41b8ed52 | 28:e2209226b001 |
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| 1 import datetime | |
| 2 from typing import Iterable, List, Tuple, cast | |
| 3 | |
| 4 import dateutil.parser | |
| 5 from dateutil.tz.tz import tzlocal | |
| 6 | |
| 7 from localtypes import Record | |
| 8 | |
| 9 | |
| 10 def dayRange(days: float) -> Tuple[datetime.datetime, datetime.datetime]: | |
| 11 now = datetime.datetime.now(tzlocal()) | |
| 12 start = now - datetime.timedelta(hours=12) | |
| 13 end = now + datetime.timedelta(days=days) | |
| 14 return start, end | |
| 15 | |
| 16 | |
| 17 def limitDays(recs: Iterable[Record], days: float) -> List[Record]: | |
| 18 start, end = dayRange(days) | |
| 19 start = start - datetime.timedelta(hours=12) | |
| 20 # incomplete | |
| 21 return [r for r in recs if r['startTime'] < end and r['endTime'] > start] | |
| 22 | |
| 23 | |
| 24 # just a typing fix | |
| 25 def parse(s: str, **kw) -> datetime.datetime: | |
| 26 return cast(datetime.datetime, dateutil.parser.parse(s, **kw)) |