【堅持】Selenium+Python學習記錄 DAY8

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2018/05/ 28

[來源：菜鳥教程]（http://www.runoob.com/python3/python3-examples.html）

繼續敲類相關的代碼

#No.1class people:    name = ‘‘    age = 0    __weight = 0    def __init__(self, n, a, w):        self.name = n        self.age = a        self.__weight = w    def speak(self):        print("%s 說：我 %d 歲。" %(self.name, self.age))class student(people):    grade = ‘‘    def __init__(self, n, a, w, g):        people.__init__(self, n, a, w)        self.grade = g    def speak(self):        print("%s 說：我 %d 歲了，我在讀 %d 年紀" %(self.name, self.age, self.grade))s = student(‘ken‘, 10, 60, 3)s.speak()

resut:d:\fly\Python (master -> origin)λ python test.pyken 說：我 10 歲了，我在讀 3 年紀

#No.2class people:    name = ‘‘    age = 0    __weight = 0    def __init__(self, n, a, w):        self.name = n        self.age = a        self.__weight = w    def speak(self):        print("%s 說：我 %d 歲。" %(self.name, self.age))class student(people):    grade = ‘‘    def __init__(self, n, a, w, g):        people.__init__(self, n, a, w)        self.grade = g    def speak(self):        print("%s 說： 我 %d 歲了，我在讀 %d 年級"%(self.name, self.age, self.grade))class speaker():    topic = ‘‘    name = ‘‘    def __init__(self, n, t):        self.name = n        self.topic = t    def speak(self):        print("我叫 %s, 我是一個演說家， 我演講的主題是 %s" %(self.name, self.topic))class sample(speaker, student):    a = ‘‘    def __init__(self, n, a, w, g, t):        student.__init__(self, n, a, w, g)        speaker.__init__(self, n, t)test = sample("Tim", 25, 80, 4, "Python")test.speak()

resut:d:\fly\Python (master -> origin)λ python test.py我叫 Tim, 我是一個演說家， 我演講的主題是 Python

#No.3class parent:    def myMethod(self):        print(‘調用父類方法‘)class child(parent):    def myMethod(self):        print(‘調用子類方法‘)c = child()c.myMethod()super(child, c).myMethod()

resut:d:\fly\Python (master -> origin)λ python test.py調用子類方法調用父類方法

#No.4class JustCounter:    __secretCount = 0    publicCount = 0    def count(self):        self.__secretCount += 1        self.publicCount += 1        print(self.__secretCount)counter = JustCounter()counter.count()counter.count()print(counter.publicCount)print(counter.__secretCount)

resut:d:\fly\Python (master -> origin)λ python test.py122Traceback (most recent call last):  File "test.py", line 14, in <module>    print(counter.__secretCount)AttributeError: ‘JustCounter‘ object has no attribute ‘__secretCount‘

#No.5class Site:    def __init__(self, name, url):        self.name = name        self.__url = url    def who(self):        print(‘name : ‘, self.name)        print(‘url : ‘, self.__url)    def __foo(self):        print("這是私人方法")    def foo(self):        print(‘這是公用方法‘)        self.__foo()x = Site(‘菜鳥教程‘, ‘www.runoob.com‘)x.who()x.foo()x.__foo()

resut:d:\fly\Python (master -> origin)λ python test.pyname :  菜鳥教程url :  www.runoob.com這是公用方法這是私人方法Traceback (most recent call last):  File "test.py", line 20, in <module>    x.__foo()AttributeError: ‘Site‘ object has no attribute ‘__foo‘

【堅持】Selenium+Python學習記錄 DAY8