Python 简单的数据结构(一)
>>> 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
(10.75, 'FB')
>>> max_price=max(zip(prices.values(),prices.keys()))
>>> max_price
(612.78, 'AAPL')
>>> prices_sorted=sorted(zip(prices.values(),prices.keys()))
>>> prices_sorted
[(10.75, 'FB'), (37.2, 'HPQ'), (45.23, 'ACME'), (205.55, 'IBM'), (612.78, 'AAPL')]
>>> min(prices)
'AAPL'
>>> max(prices)
'IBM'
>>> min(prices,key=lambda x:prices)
'FB'
>>> max(prices,key=lambda x:prices)
'AAPL'
>>> prices)]
10.75
>>> prices)]
612.78
>>>
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