Is it necessary to use self as a parameter aftercare defining a method in a class? code example

Example 1: classes in python with self parameter

self represents the instance of the class. By using the “self” keyword we can access the attributes and methods of the class in python. It binds the attributes with the given arguments.

Example 2: self in python

class Class(parentClass):
    def __init__(self,arg):
        self.arg = arg
        
    def function(self):
        print(arg)