Script to move files out of a folder and into root directory

extract.py

import shutil
import os

def main():
    for root, dirs, files in os.walk(".", topdown=False):
        for name in files:
            if name.endswith('.bmp'):
                thefile = os.path.join(root, name)
                current_dir = os.getcwd()
                shutil.move(thefile, current_dir)


if __name__ == '__main__':
    main()