setdefault 

string = 'aabbccddee1234AZDEDFASFSF.,$%#@#$^*KMza1235+)('
c_map = {}
for v in string:
    c_map.setdefault(v, 0)
    c_map[v] += 1
print(c_map)

 

posted @ 2020-09-09 21:58  xuqidong  阅读(188)  评论(0)  编辑  收藏  举报