xonsh script to list all directories on a remote that do not contain files (but may contain folders), via rclone

rclone_empty_dirs.xsh

import re

rclone_remote_path = 'drive:/temp'

dirs = re.findall('\d+:\d+:\d+\ +-1\ +(.*?)\n',
                  $(rclone lsd -R @(rclone_remote_path)))

file_dirs = re.findall('\d+\ +(.*\/?(?=\/))',
                       $(rclone ls @(rclone_remote_path)))

print('~~ Directories with no files ~~')
empty_dirs = set(dirs) - set(file_dirs)
for _ in empty_dirs:
    print(_)