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#!/usr/bin/python import os file_path = "/home/projects/filename.txt" dir = os . path . dirname(file_path) if not os . path . isdir( dir ) : os . makedirs( dir ) os.path.dirname returns the directory name of pathname path  Ex: os.path.dirname('/home/projects/filename.txt') will returns the directory name projects os.path.isdir returns True if path is an existing directory The method makedirs() is recursive directory creation function. Like mkdir(), but makes all intermediate-level directories needed to contain the leaf directory.

Base64 Encode and decode : Python 3 ( and 2 ) import base64 a = 'U2VuZCByZWluZm9yY2VtZW50cw== \n ' b = base64 . b64decode(a) c = base64 . b64encode(b) print b print c Output: Send reinforcements U2VuZCByZWluZm9yY2VtZW50cw==