You can create a timezone
given an offset via timedelta
(I'm assuming -300
is in minutes, equivalent to -5 hours):
>>> from datetime import datetime, timedelta, timezone
>>> tz = timezone(timedelta(minutes=-300))
>>> tz
datetime.timezone(datetime.timedelta(days=-1, seconds=68400))
>>> tz.tzname(None)
'UTC-05:00'
Once you've parsed the date_time
string (which I'm assuming is in UTC) to an actual datetime:
>>> dt = datetime.strptime(date_time, "%Y-%m-%d %H:%M:%S.%f")
>>> dt
datetime.datetime(2022, 2, 17, 8, 29, 36, 345374)
you can apply the offset to see what the local time would be:
>>> local = dt.astimezone(tz)
>>> local
datetime.datetime(2022, 2, 17, 3, 29, 36, 345374, tzinfo=datetime.timezone(datetime.timedelta(days=-1, seconds=68400)))
>>> local.isoformat()
'2022-02-17T03:29:36.345374-05:00'