def METHOD_NAME():
    account_name = os.getenv('STORAGE_ACCOUNT_NAME', "")
    account_key = os.getenv('STORAGE_ACCOUNT_KEY', "")
    # set up the service client with the credentials from the environment variables
    service_client = DataLakeServiceClient(account_url="{}://{}.dfs.core.windows.net".format(
        "https",
        account_name
    ), credential=account_key)
    # generate a random name for testing purpose
    fs_name = "testfs{}".format(random.randint(1, 1000))
    print("Generating a test filesystem named '{}'.".format(fs_name))
    # create the filesystem
    filesystem_client = service_client.create_file_system(file_system=fs_name)
    # invoke the sample code
    try:
        recursive_access_control_sample(filesystem_client)
    finally:
        # clean up the demo filesystem
        filesystem_client.delete_file_system()