Encapsulation and Abstraction in Python

# Encapsulation ---> Bundling data and methods

# Abstraction ---> Hiding the complexity from user

class Person:

    instances = 0

    def __init__(self, first_name, last_name):

        self.first_name = first_name

        self.last_name = last_name

        Person.instances += 1

    @classmethod

    def inst_no(cls):

        print(f"{cls.__name__} class has {cls.instances} instances.")

p1 = Person("Adrika", "Bhadauria")

p2 = Person("Anika", "Singh")

Person.inst_no()

l = [1,2,3,4,5]

print(len(l))