# -*- coding:utf-8 -*-
sentence="shi yuan li mei"




def find_english_word_last_index(sentence):
    """

    :param sentence: 英文句子
    :return: 返回英文句子的每個單詞最後的字母的索引
    """
    last_index_list=[]
    for i,j in enumerate(sentence):
        print(i,j)
        if j==' ':
            last_index_list.append(i-1)
    last_index_list.append(len(sentence)-1)
    print(last_index_list)
    return last_index_list


if __name__ == '__main__':
    find_english_word_last_index(sentence)
 

執行結果：

0 s
1 h
2 i
3  
4 y
5 u
6 a
7 n
8  
9 l
10 i
11  
12 m
13 e
14 i
[2, 7, 10, 14]

Process finished with exit code 0