Make directory and intermediate directories as required.
import os def mkdir_p(directory_name): """Make directory and intermediate directories as required. The way a good mkdir should work. - already exists, silently complete - regular file in the way, raise an exception - parent directory(ies) does not exist, make them as well http://code.activestate.com/recipes/82465-a-friendly-mkdir/ """ if os.path.isdir(directory_name): pass elif os.path.isfile(directory_name): raise OSError("a file with the same name as the desired " "dir, '%s', already exists." % directory_name) else: head, tail = os.path.split(directory_name) if head and not os.path.isdir(head): mkdir_p(head) if tail: os.mkdir(directory_name)