Python 2.x vs Python 3.x || Python Tutorial for Beginners

Python 2.x vs Python 3.x || Python Tutorial for Beginners

What is Python-
Python is a platform-independent and object-oriented scripting language prepared to carry out any type of program, from Windows applications to network servers or even web pages. It is an interpreted language, which means that it is not necessary to compile the source code to be able to execute it, which offers advantages such as the speed of development and disadvantages such as lower speed.

Python 2.x vs Python 3.x key differences:

i. Python 3 syntax is simpler and easily understandable whereas Python 2 syntax is comparatively difficult to understand.

ii. Python 3 default storing of strings is Unicode whereas Python 2 stores need to define Unicode string value with “u.”

iii. Python 3 value of variables never changes whereas in Python 2 value of the global variable will be changed while using it inside the for-loop.

iv. Python 3 exceptions should be enclosed in parenthesis while Python 2 exceptions should be enclosed in notations.

v. Python 3 rules of ordering comparisons are simplified whereas Python 2 rules of ordering comparison are complex.

vi. Python 3 offers a Range() function to perform iterations whereas, In Python 2, the range() is used for iterations.

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