module Repr : sig ... endtype tt is a unique identifier for plugin, along with some information needed for code
generation and that make debugging nicer because they end up in the cache info.
val uuid : t ‑> Core.Uuid.tval create : repr:Repr.t ‑> ml_bundles:Ml_bundle.t list ‑> unit ‑> tval ml_bundles : t ‑> Ml_bundle.t list