Lists all files of a given extension in a given folder recursively

Find_Extension-less_Files.py

import magic
import glob
from os.path import isfile

ROOT_DIR = 'backup'
WANTED_EXTENSION = 'sqlite'

for filename in glob.iglob(ROOT_DIR + '/**', recursive=True):
    if isfile(filename):
        extension = magic.from_file(filename, mime = True)
        if WANTED_EXTENSION in extension:
            print(filename)