strptime

1import datetime
2
3today = datetime.datetime.now()
4date_time = today.strftime("%m/%d/%Y, %H:%M:%S")
5print("date and time:",date_time)

1%a - Abbreviated weekday name. (Sun, Mon, ...)
2%A - Full weekday name. (Sunday, Monday, ...)
3%w - Weekday as a decimal number. (0, 1, ..., 6)
4%d - Day of the month as a zero-padded decimal. (01, 02, ..., 31)
5%-d - Day of the month as a decimal number. (1, 2, ..., 30)
6%b - Abbreviated month name. (Jan, Feb, ..., Dec)
7%B - Full month name. (January, February, ...)
8%m - Month as a zero-padded decimal number. (01, 02, ..., 12)
9%-m - Month as a decimal number. (1, 2, ..., 12)
10%y - Year without century as a zero-padded decimal number. (00, 01, ..., 99)
11%-y - Year without century as a decimal number. (0, 1, ..., 99)
12%Y - Year with century as a decimal number. (2013, 2019 etc.)
13%H - Hour (24-hour clock) as a zero-padded decimal number. (00, 01, ..., 23)
14%-H - Hour (24-hour clock) as a decimal number. (0, 1, ..., 23)
15%I - Hour (12-hour clock) as a zero-padded decimal number. (01, 02, ..., 12)
16%-I - Hour (12-hour clock) as a decimal number. (1, 2, ... 12)
17%p - Locale’s AM or PM. (AM, PM)
18%M - Minute as a zero-padded decimal number. (00, 01, ..., 59)
19%-M - Minute as a decimal number. (0, 1, ..., 59)
20%S - Second as a zero-padded decimal number. (00, 01, ..., 59)
21%-S - Second as a decimal number. (0, 1, ..., 59)
22%f - Microsecond as a decimal number, zero-padded on the left.  (000000 - 999999)
23%z - UTC offset in the form +HHMM or -HHMM.  
24%Z - Time zone name. 
25%j - Day of the year as a zero-padded decimal number. (001, 002, ..., 366)
26%-j - Day of the year as a decimal number. (1, 2, ..., 366)
27%U - Week number of the year (Sunday as the first day of the week). All days in a new year preceding the first Sunday are considered to be in week 0. (00, 01, ..., 53)
28%W - Week number of the year (Monday as the first day of the week). All days in a new year preceding the first Monday are considered to be in week 0. (00, 01, ..., 53)
29%c - Locale’s appropriate date and time representation. (Mon Sep 30 07:06:05 2013)
30%x - Locale’s appropriate date representation. (09/30/13)
31%X - Locale’s appropriate time representation. (07:06:05)
32%% - A literal '%' character. (%)

1
2from datetime import datetime
3
4dt_string = "12/11/2018 09:15:32"
5
6# Considering date is in dd/mm/yyyy format
7dt_object1 = datetime.strptime(dt_string, "%d/%m/%Y %H:%M:%S")
8print("dt_object1 =", dt_object1)
9
10# Considering date is in mm/dd/yyyy format
11dt_object2 = datetime.strptime(dt_string, "%m/%d/%Y %H:%M:%S")
12print("dt_object2 =", dt_object2)
13

1
2
3import datetime
4d =datetime.datetime.strptime("01/27/2012","%m/%d/%Y").strftime('%m/%d/%Y')
5print d
601/27/2012
7

1from datetime import datetime, timezone
2print(datetime.now())              # timezone
3print(datetime.now(timezone.utc))  # coordinated universal time 

1import datetime
2
3date = '2021-01-01'
4# For a datetime.datetime obj:
5datetime.datetime.strptime(date, '%Y-%m-%d')
6# For a datetime.date obj:
7datetime.datetime.strptime(date, '%Y-%m-%d').date()