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The essence of this, I can add a lot of keys and values ​​to the dictionary, but if such a key is already there is already in the dictionary, I need to delete them, please tell me how it can be done?

d= {"a": 1, "b": 2}; _= d.pop ("a"); Print (D);)

MaxU2021-07-25 09:56:10

Del D ['A'] yet, well, the base, damn

CrazyElf2021-07-25 09:56:10