module IdentityIntraFile {
    yang-version 1;
    namespace http://huawei.com;
    prefix IdentityIntraFile;

    import "IdentityInModule" {
        prefix "IdentityInModule";
    }

    identity ipv4-address-family {
        base IdentityInModule:ref-address-family;
    }

    identity ipv6-address-family {
        base IdentityInModule:ref-address-family;
    }

    leaf tunnel {
        type identityref {
            base IdentityInModule:ref-address-family;
        }
    }
}