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import time
from time import gmtime, strftime
t = time.localtime()
print (time.asctime(t)) # Sun May 7 09:30:37 2017
print(strftime("%a, %d %b %Y %H:%M:%S +0000", gmtime())) # Sun, 07 May 2017 04:00:37 +0000
print(strftime("%A", gmtime())) # Sunday
print(strftime("%D", gmtime())) # 05/07/17
print(strftime("%B", gmtime())) # May
print(strftime("%y", gmtime())) # 17
# Convert seconds into GMT date
print(strftime("%a, %d %b %Y %H:%M:%S +0000", gmtime(1234567890))) # Fri, 13 Feb 2009 23:31:30 +0000
SECONDS_PER_MINUTE = 60 SECONDS_PER_HOUR = 3600 SECONDS_PER_DAY = 86400 # 输入天、小时、分钟、秒的数量 days = int(input("Enter number of Days: ")) hours = int(input("Enter number of Hours: ")) minutes = int(input("Enter number of Minutes: ")) seconds = int(input("Enter number of Seconds: ")) # 计算 total_seconds = days * SECONDS_PER_DAY total_seconds = total_seconds + ( hours * SECONDS_PER_HOUR) total_seconds = total_seconds + ( minutes * SECONDS_PER_MINUTE) total_seconds = total_seconds + seconds # 结果 print("Total number of seconds: ","%d"%(total_seconds)) ''' Enter number of Days: 5 Enter number of Hours: 36 Enter number of Minutes: 24 Enter number of Seconds: 15 Total number of seconds: 563055 '''
import pandas as pd
print(pd.datetime.now()) # 2018-01-19 16:08:28.393553
print(pd.datetime.now().date()) # 2018-01-19
print(pd.datetime.now().year) # 2018
print(pd.datetime.now().month) # 1
print(pd.datetime.now().day) # 19
print(pd.datetime.now().hour) # 16
print(pd.datetime.now().minute) # 8
print(pd.datetime.now().second) # 28
print(pd.datetime.now().microsecond) # 394553
from datetime import datetime
from dateutil import parser
d1 = "Jan 7 2015 1:15PM"
d2 = "2015 Jan 7 1:33PM"
# If you know date format
date1 = datetime.strptime(d1, '%b %d %Y %I:%M%p')
print(type(date1)) # class 'datetime.datetime'
print(date1) # 2015-01-07 13:15:00
# If you don't know date format
date2 = parser.parse(d2)
print(type(date2)) # class 'datetime.datetime'
print(date2) # 2015-01-07 13:33:00
import time
milliseconds = int(round(time.time() * 1000))
print(milliseconds) # 1516364270650
from datetime import datetime
from pytz import timezone
mst = timezone('MST')
print("Time in MST:", datetime.now(mst)) # Time in MST: 2017-01-19 06:06:14.495605-07:00
est = timezone('EST')
print("Time in EST:", datetime.now(est)) # Time in EST: 2017-01-19 08:06:14.496606-05:00
utc = timezone('UTC')
print("Time in UTC:", datetime.now(utc)) # Time in UTC: 2017-01-19 13:06:14.496606+00:00
gmt = timezone('GMT')
print("Time in GMT:", datetime.now(gmt)) # Time in GMT: 2017-01-19 13:06:14.496606+00:00
hst = timezone('HST')
print("Time in HST:", datetime.now(hst)) # Time in HST: 2017-01-19 03:06:14.497606-10:00
import datetime
dayofweek = datetime.date(2010, 6, 16).strftime("%A")
print(dayofweek) # Wednesday
# weekday()方法: 0代表周一,6代表周日
print("weekday():", datetime.date(2010, 6, 16).weekday()) # weekday(): 2
# isoweekday() 方法: 1代表周一,7代表周日
print("isoweekday()", datetime.date(2010, 6, 16).isoweekday()) # isoweekday() 3
dayofweek = datetime.datetime.today().strftime("%A")
print(dayofweek) # Friday
print("weekday():", datetime.datetime.today().weekday()) # weekday(): 4
print("isoweekday()", datetime.datetime.today().isoweekday()) # isoweekday(): 5
import datetime
from datetime import timedelta
datetimeFormat = '%Y-%m-%d %H:%M:%S.%f'
date1 = '2016-04-16 10:01:28.585'
date2 = '2016-03-10 09:56:28.067'
diff = datetime.datetime.strptime(date1, datetimeFormat)\
- datetime.datetime.strptime(date2, datetimeFormat)
print("Difference:", diff) # Difference: 37 days, 0:05:00.518000
print("Days:", diff.days) # Days: 37
print("Microseconds:", diff.microseconds) # Microseconds: 518000
print("Seconds:", diff.seconds) # Seconds: 300
import datetime
import calendar
future = datetime.datetime.utcnow() + datetime.timedelta(minutes=5)
print(calendar.timegm(future.timetuple())) # 1621069619
import datetime
start = datetime.datetime.strptime("21-06-2020", "%d-%m-%Y")
end = datetime.datetime.strptime("05-07-2020", "%d-%m-%Y")
date_generated = [start + datetime.timedelta(days=x) for x in range(0, (end - start).days)]
for date in date_generated:
print(date.strftime("%d-%m-%Y"))
import pendulum
in_paris = pendulum.datetime(2016, 8, 7, 22, 24, 30, tz='Europe/Paris')
print(in_paris) # 2016-08-07T22:24:30+02:00
in_us = in_paris.in_timezone('America/New_York')
print(in_us) # 2016-08-07T16:24:30-04:00
from datetime import date
from datetime import timedelta
today = date.today()
for i in range(7):
d = today - timedelta(days=i)
if d.weekday() < 5:
print(d)
from datetime import date def calculate_age(born): today = date.today() try: birthday = born.replace(year=today.year) except ValueError: birthday = born.replace(year=today.year, month=born.month + 1, day=1) if birthday > today: return today.year - born.year - 1 else: return today.year - born.year print(calculate_age(date(2001, 3, 1)))
import calendar
from datetime import datetime
c = calendar.Calendar(firstweekday=calendar.SUNDAY)
monthcal = c.monthdatescalendar(datetime.today().year, datetime.today().month)
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try:
tues = [day for week in monthcal for day in week if
day.weekday() == calendar.TUESDAY and day.month == datetime.today().month][0]
print(tues)
except IndexError:
print('No date found')
from datetime import datetime
i = 1545730073
timestamp = datetime.fromtimestamp(i)
print(timestamp) # 2018-12-25 14:57:53
print(type(timestamp))
from datetime import datetime, timedelta
d = datetime.today() - timedelta(days=5)
print(d)
import datetime
a = datetime.datetime(2020, 12, 31, 23, 59, 59)
b = datetime.datetime(2020, 11, 30, 23, 59, 59)
print(a < b)
print(a > b)
import datetime
year = datetime.date.today().year
print(year)
import pendulum
dt = pendulum.parse('2021-05-18')
print(dt.day_of_week) # 2
dt = pendulum.parse('2021-05-01')
print(dt.day_of_week) # 6
dt = pendulum.parse('2021-05-21')
print(dt.day_of_week) # 5
from datetime import datetime, timedelta
now = datetime.now()
for x in range(7):
d = now - timedelta(days=x)
print(d.strftime("%Y-%m-%d"))
import datetime
time1 = datetime.datetime.strptime('19 01 2021', '%d %m %Y')
time2 = datetime.datetime.strptime('25 01 2021', '%d %m %Y')
difference = time2 - time1
print(difference) # 6 days, 0:00:00
seconds = difference.total_seconds()
print(seconds) # 518400.0
import calendar # 取2021年5月的第三个星期五 c = calendar.Calendar(firstweekday=calendar.SUNDAY) year = 2021 month = 5 n = 2 # 取第三个 monthcal = c.monthdatescalendar(year, month) try: third_friday = [ day for week in monthcal for day in week if day.weekday() == calendar.FRIDAY and day.month == month ][n] print(third_friday) # 2021-05-21 except IndexError: print('No date found')
import datetime
from dateutil.relativedelta import relativedelta
week = 25
year = 2021
date = datetime.date(year, 1, 1) + relativedelta(weeks=+week)
print(date) # 2021-06-25
import datetime
print(datetime.date(2020, 5, 15).isocalendar()[2]) # 5
import datetime
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dt = datetime.datetime.now() - datetime.timedelta(minutes=15)
print(dt) # 2021-05-15 22:25:55.897365
import pendulum
dt = pendulum.datetime(2012, 9, 5)
start = dt.start_of('week')
print(start.to_datetime_string()) # 2012-09-03 00:00:00
end = dt.end_of('week')
print(end.to_datetime_string()) # 2012-09-09 23:59:59
from datetime import datetime
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fmt = '%Y-%m-%d %H:%M:%S'
d1 = datetime.strptime('2020-01-01 17:31:22', fmt)
d2 = datetime.strptime('2020-01-03 17:31:22', fmt)
days_diff = d2 - d1
print(days_diff.days * 24 * 60 * 60) # 172800
from datetime import date, timedelta
yesterday = date.today() - timedelta(days=1)
print(yesterday.strftime('%m%d%y')) # 051421
from datetime import date
from datetime import timedelta
today = date.today()
offset = (today.weekday() - 2) % 7
wednesday = today - timedelta(days=offset)
print(wednesday) # 2021-05-12
import pytz
for i in pytz.all_timezones:
print(i)
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