private instance attribute python
# Square Class: Define a Square with private instance
class Square:
def __init__(self, size=0):
# initialise variables
self.__size = sizeprivate instance attribute python
# Square Class: Define a Square with private instance
class Square:
def __init__(self, size=0):
# initialise variables
self.__size = sizehow to make class attribute private in python
# To make an attribute of a class private, use two underscores as the first two characters of the attribute name.
class Student:
def __init__(self, name, id):
self.name = name
self.__id = id
def showInfo(self):
print(self.name)
print(self.__id)
s = Student("Alice", 1234)
# This will work, because name is a public attribute, __id is private and it is accessed from inside the class.
s.showInfo()
# This will work, because name is a public attribute
print(s.name)
# This will not work, because __id a private attribute of the class, so it cannot be accessed outside of the class.
print(s.__id)Copyright © 2021 Codeinu
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