Analysis of Common examples of the Pyhon DateTime Module

If you are not familiar with the actual application solution of the Pyhon DateTime module, you do not know the Application Form of the specific example of the Pyhon DateTime module, the following articles are related to the typical examples, and I hope you will gain some benefits.

Common examples of the Pyhon DateTime Module

 
 

  
  
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Calculate the time difference between two specified time values

 
 

  
  
Demo1:   
  
  
import datetime  
  
  
d1 = datetime.datetime(2005,12,31)  
  
  
d2 = datetime.datetime(2004,12,31)  
  
  
print (d1 - d2).days   
 
 

Output:

 
 

  
  
365 
 
 

Demo2: returns the execution time of a program.

 
 

  
  
import datetime,time  
  
  
begin = datetime.datetime.now()  
  
  
time.sleep(5)  
  
  
begins = datetime.datetime.now()  
  
  
print "time is ",(begins - begin).seconds   
 
 

Output: 5

Demo3: returns another time point of a time difference.

 
 

  
  
import datetime,time  
  
  
begin = datetime.datetime.now()  
  
  
print begin  
  
  
d3= begin + datetime.timedelta(hours = 2)  
  
  
print d3  
 
 

Output: Demo4, a time value separated by two hours: time and character type conversion

 
 

  
  
import datetime,time  
  
  
dt_obj = datetime.datetime(2008, 11, 10, 17, 53, 59)  
  
  
date_str = dt_obj.strftime("%Y-%m-%d %H:%M:%S")  
  
  
print date_str   
 
 

Output:

 
 

  
  
2008-11-10 17:53:59 
 
 

PS: It can be formatted and output for a period of time! The above article describes common examples of the Pyhon DateTime module.