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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 set(name, data, **kwargs):
    '''
    Set debconf selections

    .. code-block:: yaml

        <state_id>:
          debconf.set:
            - name: <name>
            - data:
                <question>: {'type': <type>, 'value': <value>}
                <question>: {'type': <type>, 'value': <value>}

        <state_id>:
          debconf.set:
            - name: <name>
            - data:
                <question>: {'type': <type>, 'value': <value>}
                <question>: {'type': <type>, 'value': <value>}

    name:
        The package name to set answers for.

    data:
        A set of questions/answers for debconf. Note that everything under
        this must be indented twice.

    question:
        The question the is being pre-answered

    type:
        The type of question that is being asked (string, boolean, select, etc.)

    value:
        The answer to the question
    '''
    ret = {'name': name,
           'changes': {},
           'result': True,
           'comment': ''}

    current = __salt__['debconf.show'](name)

    for (key, args) in six.iteritems(data):
        # For debconf data, valid booleans are 'true' and 'false';
        # But str()'ing the args['value'] will result in 'True' and 'False'
        # which will be ignored and overridden by a dpkg-reconfigure.

        # So we should manually set these values to lowercase ones,
        # before any str() call is performed.

        if args['type'] == 'boolean':
            args['value'] = 'true' if args['value'] else 'false'

        if current is not None and [key, args['type'], six.text_type(args['value'])] in current:
            if ret['comment'] is '':
                ret['comment'] = 'Unchanged answers: '
            ret['comment'] += ('{0} ').format(key)
        else:
            if __opts__['test']:
                ret['result'] = None
                ret['changes'][key] = ('New value: {0}').format(args['value'])
            else:
                if __salt__['debconf.set'](name, key, args['type'], args['value']):
                    if args['type'] == 'password':
                        ret['changes'][key] = '(password hidden)'
                    else:
                        ret['changes'][key] = ('{0}').format(args['value'])
                else:
                    ret['result'] = False
                    ret['comment'] = 'Some settings failed to be applied.'
                    ret['changes'][key] = 'Failed to set!'

    if not ret['changes']:
        ret['comment'] = 'All specified answers are already set'

    return ret