关于frozenset

hrpzcf

先这样再那样就可以了

1. # coding: utf-8
   
2. 
   
3. x = [frozenset(["123", "saved", "789"]), frozenset(["456", "abcd", "321"])]
   
4. 
   
5. for i in x:
   
6.     for j in i:
   
7.         print(j)

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