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class Countlist(list):
def __init__(self, *args):
super(Countlist, self).__init__(args)
self.count = []
for i in args:
self.count.append(0)
def __len__(self):
return len(self.count)
def __getitem__(self, key):
# 运行时这行代码出现错误：TypeError: 'int' object is not iterable 什么原因呢？没明白我在这没有执行迭代啊！
self.count[key] += 1
return super().__getitem__(key)
def __setitem__(self, key, value):
self.count[key] += 1
super().__setitem__(key, value)
def __delitem__(self, key):
self.count[key] +=1
super().__delitem__(key)
def counter(self, key):
return self.count[key]
def append(self, value):
self.count.append(0)
super().append(value)
def pop(self, key=-1):
del self.count[key]
return super().pop(key)
def remove(self, value):
key = super().index(value)
del self.count[key]
super(Countlist, self).remove(value)
def insert(self, key, value):
self.count.insert(key,0)
super().insert(key, value)
def clear(self):
self.count.clear()
super().clear()
def reverse(self):
self.count.reverse()
super(Countlist, self).reverse()
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狗仔卡
发表于 2020-7-2 17:38:12
置顶卡
千斤顶
显身卡
楼主
发表于 2020-7-2 18:55:49
