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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 schedule_enabled():
    '''
    Check the status of automatic update scheduling.

    :return: True if scheduling is enabled, False if disabled

    :rtype: bool

    CLI Example:

    .. code-block:: bash

       salt '*' softwareupdate.schedule_enabled
    '''
    cmd = ['softwareupdate', '--schedule']
    ret = salt.utils.mac_utils.execute_return_result(cmd)

    enabled = ret.split()[-1]

    return salt.utils.mac_utils.validate_enabled(enabled) == 'on'