過濾字典以僅包含某些鍵？ - Filter dict to contain only certain keys?

問題：

I've got a dict that has a whole bunch of entries.我有一個dict ，裏面有一大堆條目。 I'm only interested in a select few of them.我只對其中的幾個感興趣。 Is there an easy way to prune all the other ones out?有沒有簡單的方法來修剪所有其他的？

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解決方案：

參考一： https://stackoom.com/question/ELjG
參考二： Filter dict to contain only certain keys?