原來如此！哈哈！我喜歡你的教程，快快快更新吧?。。?a >如果沒用jquery就把<script>的內(nèi)容寫在結(jié)尾的</body>之前，以確保執(zhí)行腳本時dom元素全部加載完畢。否則，就會提示找不到元素哦

#!/usr/bin/env?python3
#?-*-?coding:?UTF-8?-*-


from?functools?import?cmp_to_key


class?Person:
????pass


p1?=?Person()
p1.name?=?'Bart'

p2?=?Person()
p2.name?=?'Adam'

p3?=?Person()
p3.name?=?'Lisa'

L1?=?[p1,?p2,?p3]


def?mycmp(p1,?p2):
????if?p1.name?>?p2.name:
????????return?1
????elif?p1.name?<?p2.name:
????????return?-1
????else:
????????return?0


L2?=?sorted(L1,?key=cmp_to_key(mycmp))

print(L2[0].name)
print(L2[1].name)
print(L2[2].name)