def new_set(set=None, set_type=None, family='ipv4', comment=False, **kwargs):
    '''
    .. versionadded:: 2014.7.0

    Create new custom set

    CLI Example:

    .. code-block:: bash

        salt '*' ipset.new_set custom_set list:set

        salt '*' ipset.new_set custom_set list:set comment=True

        IPv6:
        salt '*' ipset.new_set custom_set list:set family=ipv6
    '''

    ipset_family = _IPSET_FAMILIES[family]
    if not set:
        return 'Error: Set needs to be specified'

    if not set_type:
        return 'Error: Set Type needs to be specified'

    if set_type not in _IPSET_SET_TYPES:
        return 'Error: Set Type is invalid'

    # Check for required arguments
    for item in _CREATE_OPTIONS_REQUIRED[set_type]:
        if item not in kwargs:
            return 'Error: {0} is a required argument'.format(item)

    cmd = '{0} create {1} {2}'.format(_ipset_cmd(), set, set_type)

    for item in _CREATE_OPTIONS[set_type]:
        if item in kwargs:
            if item in _CREATE_OPTIONS_WITHOUT_VALUE:
                cmd = '{0} {1} '.format(cmd, item)
            else:
                cmd = '{0} {1} {2} '.format(cmd, item, kwargs[item])

    # Family only valid for certain set types
    if 'family' in _CREATE_OPTIONS[set_type]:
        cmd = '{0} family {1}'.format(cmd, ipset_family)

    if comment:
        cmd = '{0} comment'.format(cmd)

    out = __salt__['cmd.run'](cmd, python_shell=False)

    if not out:
        out = True
    return out
.. versionadded:: 2014.7.0

    Create new custom set

    CLI Example:

    .. code-block:: bash

        salt '*' ipset.new_set custom_set list:set

        salt '*' ipset.new_set custom_set list:set comment=True

        IPv6:
        salt '*' ipset.new_set custom_set list:set family=ipv6