module mod1 {

    prefix abc;

    namespace "urn:cesnet:mod1";

    typedef name {

        type string;

        description "new type without restrictions";

    }

    typedef name1 {

        type string {

            pattern '[a-z]+';

        }

        default 'xabc';

    }

    container login {

        leaf login {

            type name {

                length "1..255";

            }

            default "abc";

        }

        leaf hostname {

            type name1 {

                length "1..3";

            }

        }

    }

}