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求解

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天问一生

#1 Created at ... [Delete] [Delete and Lock User]

def init(self, path=''): 中属性path=''怎么解释

用户6223899516_84125

#2 Created at ... [Delete] [Delete and Lock User]

一个带默认值为空的参数path

天问一生

#3 Created at ... [Delete] [Delete and Lock User]

@用户6223899516 那可不可以不要='' 呢？他有什么作用

安迪博德

#4 Created at ... [Delete] [Delete and Lock User]

如果没有等号，那么你在实例化这个类的时候就不能Chain()了，至少要Chain('')

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