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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def save_state_machine_to_path(state_machine, base_path, delete_old_state_machine=False, as_copy=False):
 """Saves a state machine recursively to the file system The `as_copy` flag determines whether the state machine is saved as copy. If so (`as_copy=True`), some state machine attributes will be left untouched, such as the `file_system_path` or the `dirty_flag`. :param rafcon.core.state_machine.StateMachine state_machine: the state_machine to be saved :param str base_path: base_path to which all further relative paths refers to :param bool delete_old_state_machine: Whether to delete any state machine existing at the given path :param bool as_copy: Whether to use a copy storage for the state machine """

    # warns the user in the logger when using deprecated names
    clean_path_from_deprecated_naming(base_path)

    state_machine.acquire_modification_lock()
    try:
        root_state = state_machine.root_state

        # clean old path first
        if delete_old_state_machine:
            if os.path.exists(base_path):
                shutil.rmtree(base_path)

        # Ensure that path is existing
        if not os.path.exists(base_path):
            os.makedirs(base_path)

        old_update_time = state_machine.last_update
        state_machine.last_update = storage_utils.get_current_time_string()
        state_machine_dict = state_machine.to_dict()
        storage_utils.write_dict_to_json(state_machine_dict, os.path.join(base_path, STATEMACHINE_FILE))

        # set the file_system_path of the state machine
        if not as_copy:
            state_machine.file_system_path = copy.copy(base_path)
        else:
            state_machine.last_update = old_update_time

        # add root state recursively
        remove_obsolete_folders([root_state], base_path)
        save_state_recursively(root_state, base_path, "", as_copy)

        if state_machine.marked_dirty and not as_copy:
            state_machine.marked_dirty = False
        logger.debug("State machine with id {0} was saved at {1}".format(state_machine.state_machine_id, base_path))
    except Exception:
        raise
    finally:
        state_machine.release_modification_lock()