Binary package “libghc-lens-action-prof” in ubuntu focal

Monadic Getters and Folds; profiling libraries

 This package contains combinators and types for working with
 monadic getters and folds as split off from the original
 lens package.
 .
 This package provides a library for the Haskell programming language, compiled
 for profiling. See http://www.haskell.org/ for more information on Haskell.