10 examples of 'python seconds to datetime' in Python

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72def datetime_to_secs(value):
73 """Convert a datetime object to the number of seconds since the UNIX epoch.
74
75 Args:
76 value (datetime): The datetime to convert.
77
78 Returns:
79 int: The number of seconds since the UNIX epoch.
80 """
81 return calendar.timegm(value.utctimetuple())
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11def to_datetime(timestamp):
12 """Return datetime object from timestamp."""
13 return dt.fromtimestamp(time.mktime(
14 time.localtime(int(str(timestamp)[:10]))))
263def pyCalendarToSQLTimestamp(pydt):
264
265 if pydt.isDateOnly():
266 return date(year=pydt.getYear(), month=pydt.getMonth(), day=pydt.getDay())
267 else:
268 return datetime(
269 year=pydt.getYear(),
270 month=pydt.getMonth(),
271 day=pydt.getDay(),
272 hour=pydt.getHours(),
273 minute=pydt.getMinutes(),
274 second=pydt.getSeconds(),
275 tzinfo=None
276 )
37def time_to_datetime(t):
38 return _combine_date_time(date.today(), t)
617def datetime2timestamp(dt, default_timezone=None):
618 """Calculate the timestamp based on the given datetime instance.
619
620 :type dt: datetime
621 :param dt: A datetime object to be converted into timestamp
622 :type default_timezone: tzinfo
623 :param default_timezone: If it is provided as None, we treat it as tzutc().
624 But it is only used when dt is a naive datetime.
625 :returns: The timestamp
626 """
627 epoch = datetime.datetime(1970, 1, 1)
628 if dt.tzinfo is None:
629 if default_timezone is None:
630 default_timezone = tzutc()
631 dt = dt.replace(tzinfo=default_timezone)
632 d = dt.replace(tzinfo=None) - dt.utcoffset() - epoch
633 if hasattr(d, "total_seconds"):
634 return d.total_seconds() # Works in Python 2.7+
635 return (d.microseconds + (d.seconds + d.days * 24 * 3600) * 10**6) / 10**6
32def datetime2timestamp(dt=None, timezone='Asia/Shanghai'):
33 if dt is None:
34 dt = datetime.now()
35 tz = pytz.timezone(timezone)
36 dt = dt.replace(tzinfo=pytz.utc).astimezone(tz)
37 return calendar.timegm(dt.timetuple())
7def timestamp_to_datetime(s):
8 """
9 Convert a Core Data timestamp to a datetime. They're all a float of seconds since 1 Jan 2001. We calculate
10 the seconds in offset.
11 """
12 if not s:
13 return None
14
15 OFFSET = (datetime.datetime(2001, 1, 1, 0, 0, 0) - datetime.datetime.fromtimestamp(0)).total_seconds()
16 return datetime.datetime.fromtimestamp(s + OFFSET)
66def seconds_to_timestamp(seconds):
67 return pd.Timestamp(seconds, unit='s', tz='UTC')
62def secs2dt(seconds_param):
63 '''
64 Helper function to convert seconds since epoch into datetime. Naive datetime is treated as UTC
65 '''
66 return datetime.fromtimestamp(seconds_param)
36def datetime_to_timestamp(from_datetime):
37 return time.mktime(from_datetime.timetuple())

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