一个小角落

一、解压赋值可以用在任何可迭代对象上 1.字符串解压 >>> str_="jiemo" >>> a_,b_,c_,d_,e_=str_ >>> a_ 'j' >>> b_ 'i' >>> c_ 'e' >>> d_ 'm' &

import heapq def run(): # l1=[1,4,6,8,2,1,8,-1,-99] # print heapq.nlargest(1,l1),heapq.nsmallest(2,l1) l2=[ {"name":"pchy","num":2}, {"name": "achy", "num": 2},

def run(): prices = {'ACME': 45.23, 'AAPL': 612.78, 'IBM': 205.55, 'HPQ': 37.20, 'FB': 10.75 } print min(prices, key =la...