The implementation of `$ mkdir -p path` in Python: http://stackoverflow.com/questions/600268/mkdir-p-functionality-in-python

mkdir_p.py

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

from __future__ import print_function

import errno
import os

def mkdir_p(path):
    try:
        os.makedirs(path)
    except OSError as e:
        if e.errno == errno.EEXIST and os.path.isdir(path):
            pass
        else:
            raise

if __name__=='__main__':

    non_existing_path = './dir1/dir2/wtf.txt'

    mkdir_p(os.path.dirname(non_existing_path))
    with open(non_existing_path, 'w') as f:
        f.write('WTF\n')

    print('DONE')