def local_time_to_julian_day(self, date):
microseconds, _ = modf(zero_if_none(date.second) * 1000000)
local_datetime = pytz.timezone(self.timezone_id).localize(
datetime.datetime(date.year, date.month, date.day, zero_if_none(date.hour), zero_if_none(date.minute), int(zero_if_none(date.second)), int(microseconds)))
tm = Time(local_datetime, format="datetime")
tm.format = "jd"
return tm.value
def to_datetime(self):
return datetime.datetime(year=self.year,
month=self.month,
day=self.day,
hour=zero_if_none(self.hour),
minute=zero_if_none(self.minute),
second=int(zero_if_none(self.second)),
microsecond=self.get_microseconds())
def utc_gregorian_to_jd(date):
if date.hour is None:
date.set_time_to_day_start()
tm = Time(
{
"year": date.year,
"month": date.month,
"day": date.day,
"hour": zero_if_none(date.hour),
"minute": zero_if_none(date.minute),
"second": zero_if_none(date.second)
},
format='ymdhms')
tm.format = "jd"
return tm.value
def get_microseconds(self):
return int(zero_if_none(self.second) * 1e6 % 1e6)
def get_fractional_hour(self):
return zero_if_none(self.hour) + zero_if_none(
self.minute) / 60.0 + zero_if_none(self.second) / 3600.0