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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(**kwargs):
    '''
    Save all configured beacons to the minion config.

    Returns:
        dict: Boolean and status message on success or failure of save.

    CLI Example:

    .. code-block:: bash

        salt '*' beacons.save
    '''

    ret = {'comment': [],
           'result': True}

    beacons = list_(return_yaml=False, include_pillar=False, **kwargs)

    # move this file into an configurable opt
    sfn = os.path.join(os.path.dirname(__opts__['conf_file']),
                       os.path.dirname(__opts__['default_include']),
                       'beacons.conf')
    if beacons:
        tmp = {'beacons': beacons}
        yaml_out = salt.utils.yaml.safe_dump(tmp, default_flow_style=False)
    else:
        yaml_out = ''

    try:
        with salt.utils.files.fopen(sfn, 'w+') as fp_:
            fp_.write(yaml_out)
        ret['comment'] = 'Beacons saved to {0}.'.format(sfn)
    except (IOError, OSError):
        ret['comment'] = 'Unable to write to beacons file at {0}. Check ' \
                         'permissions.'.format(sfn)
        ret['result'] = False
    return ret