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What is Mutable and Immutable Types in Python?

Updated: Feb 10, 2023

Everything in python is considered an object. There are two types of objects in python, mutable and immutable types.

  • mutable object state can be changed.

  • immutable object state cannot be changed.

Mutable types are list, dictionary, set

Immutable types are int, float, complex, bool, str, tuple, frozen_set



### output
 ['apples', 'grapes', 'mangoes', 'bananas']


 ### OUTPUT
Traceback (most recent call last):
  File "E:\Python-Samples\BASICS\sample.py", line 7, in <module>
    fruits[0] = 'bananas'
    ~~~~~~^^^
TypeError: 'tuple' object does not support item assignment 

Some examples on mutable types:
Some examples of immutable types:

There is no update or append method in immutable types:



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