python3.6特性： self.filters: List[Filter] = [ ]

Question

self.filters: List[Filter] = []
看不懂这种写法，请用2.7给小弟解惑，感谢。

Answer 1

这个应该是类型注释，其中:注释，=[]是初始值

var: annotation = value
some_list: List[int] = []  # variable with initial value

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