Python自加器

原创于 2021-08-19 20:13:35 发布 · 175 阅读

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import sys
MAX_INT = sys.maxsize
class SelfAdder():
    def __init__(self, maximum:int = MAX_INT):
        self.maximum = maximum
        self.i = 0
    def __call__(self):
        if self.i == self.maximum:
            self.i = 1
        else:    
            self.i = self.i + 1
        
        return self.i - 1

adder = SelfAdder()
print(adder()) #0
print(adder()) #1
print(adder()) #2
print(adder()) #3
print(adder()) #4
print(adder()) #5

adder = SelfAdder(3)
print(adder()) #0
print(adder()) #1
print(adder()) #2
print(adder()) #0
print(adder()) #1
print(adder()) #2