Map all files in a path recursively into a Json file

storage_mapper_json.py

import json
import os


def folder(path: str):
    global root
    children = list()
    try:
        mass = os.listdir(path)
    except PermissionError:
        return children
    for x in mass:
        item = os.path.join(path, x)
        if os.path.isdir(item):
            try:
                children.append(folder(item))
            except RecursionError:
                children.append(x)
        elif os.path.isfile(item):
            children.append(x)
        else:
            children.append(x)
    return {os.path.basename(path): children} if path != root else children


root = os.getcwd()
open(os.path.join(root, os.path.basename(os.getcwd()) + '.json'), 'w', encoding='utf-8').write(
    json.dumps(folder(root), indent=2, sort_keys=True))