Python 30 天筆記（Ch2）

類別

1
2
3
4
5
6
7
8
9
10
11
12
class Dog():
    name = 'Jon'
    color = 'brown'

    
>>> Dog
<class '__main__.Dog'>
Dog 是一個類別

>>> Dog()
<__main__.Dog object at 0x00000174A8438D68>
Dog() 是一個物件

範例

1
2
3
4
5
6
class Dog():
    name = 'Jon'
    color = 'brown'

instance = Dog()
instance.name

繼承

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
class Animal():
    name    = 'Amy'
    noise   = "Grunt"
    size    = "Large"
    color   = "brown"
    hair    = "covers body"
    def get_color(self):
        return  self.color
    def make_noise(self):
        return self.noise

// Dog 繼承 Animal
class Dog(Animal):
    name = 'Jon'


dog = Dog()
dog.make_noise()
dog.size    = "small"
dog.color   = "black"
dog.hair    = "hairless"