Python中获取字典中最值对应的键

1. 利用min(dict, key=dict.get)

   >>> d = {1:1, 2:0, 3:2} {1: 1, 2: 0, 3: 2} >>> min(d, key=d.get) 2

2. 利用lambda函数

   >>> min(d.items(), key=lambda x: x[1]) (2, 0) >>> min(d, key=lambda x: d[x]) 2