python 字典最大值、最小值、排序

prices = { 'ACME': 45.23, 'AAPL': 612.78, 'IBM': 205.55, 'HPQ': 37.20, 'FB': 10.75 }

min_price = min(zip(prices.values(), prices.keys()))

min_price is (10.75, 'FB')

max_price = max(zip(prices.values(), prices.keys()))

max_price is (612.78, 'AAPL')

zip, min,max

sorted

prices_sorted = sorted(zip(prices.values(), prices.keys()))

prices_sorted is [(10.75, 'FB'), (37.2, 'HPQ'),

(45.23, 'ACME'), (205.55, 'IBM'),

(612.78, 'AAPL')]