摘要:
from random import randint,sample #从'abcdefg'中随机选取几个数字,具体几个由第二个参数决定 sample('abcdefg', randint(3,6) ) s1 = {x:randint(0,4) for x in sample('abcdefg', r 阅读全文
摘要:
from random import randint d = {x:randint(60,100) for x in 'xyzabc'} sord(zip(d.itervalues(), d.iterkeys())) 第二种方法: sorted(d.items(),key=lambda x:x[1] 阅读全文