if not os.path.exists(outfile_dir): os.mkdir(outfile_dir) code example

Example 1: python check if path does not exist

import os
if not os.path.exists('my_folder'):
    os.makedirs('my_folder')

Example 2: python create nested directory

from pathlib import Path
Path("/my/directory").mkdir(parents=True, exist_ok=True)    #python 3.5 above