>>> bart = Student('Bart Simpson', 98)
>>> bart.score
98
>>> bart.score = 59
>>> bart.score
59
class Student(object): def __init__(self, name, score): self.__name = name self.__score = score def print_score(self): print '%s: %s' % (self.__name, self.__score)
>>> bart = Student('Bart Simpson', 98)
>>> bart.__name
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
AttributeError: 'Student' object has no attribute '__name'
class Student(object): ... def get_name(self): return self.__name def get_score(self): return self.__score
class Student(object): ... def set_score(self, score): self.__score = score
class Student(object):
...
def set_score(self, score):
if 0 <= score <= 100:
self.__score = score
else:
raise ValueError('bad score')
>>> bart._Student__name 'Bart Simpson'
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