module mod12 {

    prefix abc;

    namespace "urn:cesnet:mod12";

    include sub12;

    import mod {

      prefix mod;

    }

    container ccc {

        leaf l1 { type string;}

        leaf-list ll1 { type empty; }

        list abc {

            leaf l1 { type string;}

            leaf-list ll1 { type empty; }

            key l1;

            anyxml xx;

            grouping cc;

            container cc {

                if-feature mod:f2;

            }

            container ccc {

                if-feature f2;

                choice ss {

                  container cc {

                      typedef tt {

                          type int8;

                      }

                  }

                  case bb {

                    leaf l2 { type string; }

                  }

                  case ss;

                  case xx {

                      description "OK";

                  }

                }

                leaf ll1 { type string; }

            }

        }

    }

    grouping g {

        leaf test1 {

            type mod:hostname;

        }

        grouping gg1 {    

            leaf test2 {

                type hide_hostname;

            }

            uses h;

        }

        typedef hide_hostname {

            type string {

                length "0..128";

            }

        }

        grouping gg2 {

            leaf test3 {

                type boolean;

            }

        }

    }

}