Move digit ending jpeg files into subfolders

organize_jpeg.py

import os
import re
import shutil
regex = re.compile('^(.*)_\d+\.jpeg$')
dir_path = os.path.dirname(os.path.realpath(__file__))

files = [f for f in os.listdir('.') if (os.path.isfile(f) and regex.match(f))]
dirs = []
for f in files:
    dirname = regex.match(f).group(1)
    if (dirname not in dirs):
        dirs.insert(0, dirname)
        print("Creating new directory: ", os.path.join(dir_path, dirname))
        os.mkdir(os.path.join(dir_path, dirname))
    target = os.path.join(dir_path, dirname, f)
    print("Moving file: ", f, " -> ", target)
    shutil.move(os.path.join(dir_path, f), target)