类变量与实例变量#

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class Robot:
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    #这里是类变量
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    company="ddd"
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    count = 0
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    def __init__(self,name):
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        #这里是实例变量
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        self.name = name
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        Robot.count +=1
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    def get_information(self):
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        print(f"{self.name} is from {self.company} ")
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r = Robot("dog")
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print(Robot.count)
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r2 = Robot("dogda")
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r.get_information()
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print(Robot.count)
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print(r2.count)#实例也能访问类变量
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#输出
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1
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dog is from ddd
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2
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2