10 examples of 'pandas datetime to unix timestamp' in Python

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150def utc_timestamp_to_datetime(timestamp):
151 """
152 Converts the given timestamp to a datetime instance.
153
154 :type timestamp: float
155 :rtype: datetime
156 """
157
158 if timestamp is not None:
159 return datetime.fromtimestamp(timestamp, utc)
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14def datetimeAsTimestamp(dt):
15 return dt.timestamp()
16def timestamp2datetime(timestamp: int):
17 date = datetime.datetime.fromtimestamp(timestamp / 1000)
18 return date
83def datetime_to_timestamp(dt_):
84 """Convert given datetime object to timestamp in seconds."""
85 return dt_.replace(tzinfo=dt.timezone.utc).timestamp()
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)
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())
50def timestamp_to_datetime(ts):
51 """
52 Convert timestamps to datetime objects
53 """
54 if ts is None:
55 return None
56 if isinstance(ts, (str, bytes)):
57 ts = float(ts)
58 return datetime.datetime.utcfromtimestamp(ts)
605def datetime_to_timestamp(dt):
606 if isinstance(dt, datetime.datetime):
607 return calendar.timegm(dt.utctimetuple())
608 return dt
11def to_datetime(timestamp):
12 """Return datetime object from timestamp."""
13 return dt.fromtimestamp(time.mktime(
14 time.localtime(int(str(timestamp)[:10]))))
30def converter(df: DataFrame) -> Series:
31 return df[field_name]

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