Date time Formats in Python - datetime.datetime.now().strftime ("%A,%Y-%m-%d,%H:%M%p")

In [1]:

import time
import datetime
import datetime

start = datetime.datetime.now()


i =0 
while i < 90000:
    i = i + 1
    
end = datetime.datetime.now()

print(end - start)

0:00:00.003000

In [2]:

import time
import datetime
import datetime

start = datetime.datetime.now()


i =0 
while i < 90000:
    i = i + 1
    
end = datetime.datetime.now()

print(end - start)

0:00:00.014000

In [3]:

import time
import datetime
import datetime

start = datetime.datetime.now()


i =0 
while i < 99000000:
    i = i + 1
    
end = datetime.datetime.now()

print(end - start)

0:00:11.576000

In [4]:

import time
import datetime
import datetime

start = datetime.datetime.now()
print start

2016-02-05 19:44:52.974000

In [5]:

import time
import datetime
import datetime

start = datetime.datetime.now()
print start

2016-02-05 19:45:12.613000

In [1]:

import time
import datetime
import datetime
start =datetime.datetime.now().strftime("%A, %d. %B %Y %I:%M%p")
print start

Saturday, 06. February 2016 06:20PM

In [2]:

import time
import datetime
start =datetime.datetime.now().strftime('%Y-%m-%d %X')
print start

2016-02-06 18:22:54

In [6]:

import time
import datetime
start =datetime.datetime.now().strftime("%d,%m,%y, %X")
print start

06,02,16, 18:24:56

In [8]:

import time
import datetime
start =datetime.datetime.now().strftime ("%Y,%m,%d,%H,%M")
print start

2016,02,06,18,27

In [9]:

import time
import datetime
start =datetime.datetime.now().strftime ("%Y,%m,%d,%H:%M")
print start

2016,02,06,18:27

In [10]:

import time
import datetime
start =datetime.datetime.now().strftime ("%Y-%m-%d,%H:%M")
print start

2016-02-06,18:27

In [11]:

import time
import datetime
start =datetime.datetime.now().strftime ("%A,%Y-%m-%d,%H:%M")
print start

Saturday,2016-02-06,18:29

In [12]:

import time
import datetime
start =datetime.datetime.now().strftime ("%A,%Y-%m-%d,%H:%M%p")
print start
# %p

Saturday,2016-02-06,18:29PM

In [13]:

import time
import datetime
start =datetime.datetime.now().strftime ("%A,%Y-%m-%d,%H:%M%P")
print start
# %P

---------------------------------------------------------------------------
ValueError                                Traceback (most recent call last)
<ipython-input-13-7937915b6b5f> in <module>()
      1 import time
      2 import datetime
----> 3 start =datetime.datetime.now().strftime ("%A,%Y-%m-%d,%H:%M%P")
      4 print start
      5 # %P

ValueError: Invalid format string

In [ ]: