module LisBatteries:sig..end
module Stream:Lilis.Swith type 'a t = 'a Stream.t
module Seq:Lilis.Swith type 'a t = 'a BatSeq.t and type 'a stored = 'a BatSeq.t
module Enum:Lilis.Swith type 'a t = 'a BatEnum.t
module LazyList:Lilis.Swith type 'a t = 'a BatLazyList.t and type 'a stored = 'a BatLazyList.t