Python小代码_15_遍历指定路径下的所有文件和文件夹，并格式化输出文件路径文件名和文件夹名，文件大小，修改时间

遍历指定路径下的所有文件和文件夹，并格式化输出文件路径文件名和文件夹名，文件大小，修改时间

import os
import datetime

def print_tree(dir_path):
    for name in sorted(os.listdir(dir_path)):
        full_path = os.path.join(dir_path, name)
        file_size = os.path.getsize(full_path)
        modify_time = datetime.datetime.fromtimestamp(os.path.getmtime(full_path))
        print('%s\t%s\t%s' % (full_path.ljust(26), str(file_size).ljust(6), modify_time))
        if os.path.isdir(full_path):
            print_tree(full_path)

if __name__ == '__main__':
    print_tree('e:/test')

'''
e:/test\111                   4096      2018-05-02 17:42:51.417505
e:/test\111\aaa               0         2018-05-02 17:43:05.443528
e:/test\111\aaa\efg.docx      0         2018-05-02 17:42:57.966647
e:/test\111\abc.xlsx          6610      2018-05-02 17:42:38.974835
e:/test\222                   0         2018-05-02 17:21:28.839784
e:/test\333                   0         2018-05-02 17:21:32.269475
e:/test\444.txt               0         2018-05-02 17:22:55.221821
e:/test\Hello.txt             0         2018-05-02 17:27:56.921054
e:/test\a123.txt              490       2018-05-06 18:42:55.688596
e:/test\marshal_test.dat      102       2018-05-06 20:32:17.170066
e:/test\sample_pickle.dat     235       2018-05-06 19:37:36.338858
e:/test\sample_struct.dat     18        2018-05-06 20:12:12.599015
e:/test\shelve_test.dat.bak    125       2018-05-06 20:15:30.979789
e:/test\shelve_test.dat.dat    3083      2018-05-06 20:15:30.979789
e:/test\shelve_test.dat.dir    125       2018-05-06 20:15:30.979789
'''