programa para demostrar la encapsulación en Python
# Python program to
# demonstrate protected members
# Creating a base class
class Base:
def __init__(self):
# Protected member
self._a = 2
# Creating a derived class
class Derived(Base):
def __init__(self):
# Calling constructor of
# Base class
Base.__init__(self)
print("Calling protected member of base class: ",
self._a)
# Modify the protected variable:
self._a = 3
print("Calling modified protected member outside class: ",
self._a)
obj1 = Derived()
obj2 = Base()
# Calling protected member
# Can be accessed but should not be done due to convention
print("Accessing protedted member of obj1: ", obj1._a)
# Accessing the protected variable outside
print("Accessing protedted member of obj2: ", obj2._a)
mathiasgodwin