You can search for identifiers within the package.
in-package search v0.2.0
py
Py.PyThreadState
type t
val save : unit -> t
val restore : t -> unit
val get : unit -> t
val swap : t -> t
val clear : t -> unit
val delete : t -> unit
val get_dict : t -> Py__.Py_base.pyobject
val next : t -> t