python3 sorted×Ô¶¨ÒåÅÅÐò

import functools def my_sort(): his_file = ['bba1', 'bba1.1', 'bba2', 'bba2.1', 'bba3', 'bba4'] def cmp(file1, file2): if file1[:4] != file2[:4]: # on