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Python可变默认参数十年陷阱为何官方不改?
在Python中,函数的默认参数(Default Arguments)是一个常见的特性,它允许在定义函数时为参数指定默认值。如果调用函数时没有提供该参数的值,则使用默认值。然而,当默认参数是可变对象(如列表、字典等)时,可能会引发一个被称为“可变默认参数陷阱”的问题。
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