Parameter Base.Identifiable.Make.1-M

type t
include sig ... end
val t_of_sexp : Base__.Sexplib.Sexp.t ‑> t
val sexp_of_t : t ‑> Base__.Sexplib.Sexp.t
val compare : t ‑> t ‑> int
include Stringable.S with type t := t
type t
val of_string : string ‑> t
val to_string : t ‑> string
val module_name : string

for registering the pretty printer