in python 3 @Lucretiel's (correctly spelled) solution fails. it should be: max(stats.keys(), key=(lambda k: stats[k])) since keys() now does what iterkeys() ... ... <看更多>

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The key doesn't need to be hardcoded though, as in your example. Usually, this is a form of caller dispatch, where you use the value of a variable to connect to ... ... <看更多>