Re: 'str' object has no attribute 'intersection' and unhashable set (Reposting On Python-List Prohibited)

[Ho Yeung Lee]

i do not understand, 

how to solve this frozonset ?


Lawrence D’Oliveiro於 2016年10月5日星期三 UTC+8下午2時24分13秒寫道：
> On Wednesday, October 5, 2016 at 2:35:25 PM UTC+13, meInvent bbird wrote:
> > it return unhashable type 'set'
> 
> This is what “frozenset” is for--it’s the immutable counterpart of “set”.
> 
> Data-typing supersymmetry, anybody?

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