Programs for printing square root of number, squaring only even numbers.

You'll learn how to use JSON data in python. This modules has some methods they are json.loads, json.dumps etc which are discussed.

Python provides datetime module for manipulation of dates. We can convert string to datetime object and vice-versa using strftime, strptime

Python module provides special features to its users out of the box. It is very useful when code is reused in different parts of program.

Python classes are representation of a particular code which deals with the specific context. It is a fundamental part of creating objects.

Python Try Except are exception handling are two important blocks of exception handling they are helpful in preventing the unpredicted errors.