manyi/script/aggregate_file_exts.py

# -*- coding: utf-8 -*-
#!/usr/bin/env python

# 打印出所有某目录的文件后缀
from base import *
from apilib.utils import flatten

STATIC_DIR = os.path.join(PROJECT_ROOT, 'static')


@click.command()
def check():
    file_with_ext = lambda filename: len(filename.split('.')) > 1
    print '|'.join(set([ e.split('.')[-1] for e in
               flatten(
                   [ files for root, dirs, files in os.walk(STATIC_DIR)]) if file_with_ext(e) ]))

    click.echo('success!')


if __name__ == "__main__":
    check()