leetcode-5177.-转变日期格式

题目描述：

 

 提交：

class Solution:
    def reformatDate(self, date: str) -> str:
        l = date.split(" ")
        d = l[0][:-2]
        ml = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"]
        m = str(ml.index(l[1]) + 1)
        y = l[2]
        if len(m) < 2:
            m = '0' + m
        if len(d) < 2:
            d = '0' +d
        res = y + "-" + m + '-' + d
        return res