LeetCode OJ 系列之58 Length of Last Word --Python

Problem:

Given a string s consists of upper/lower-case alphabets and empty space characters ' ', return the length of last word in the string.

If the last word does not exist, return 0.

Note: A word is defined as a character sequence consists of non-space characters only.

For example, 
Given s = "Hello World",
return 5.

Answer:

class Solution(object):    def lengthOfLastWord(self, s):        """        :type s: str        :rtype: int        """        tmp = s.split()        if not len(tmp): return 0        else: return len(tmp[-1])