Concept
Gradual typing macro gradual typing micro gradual typing
Journey Statuslearning
An approach that allows mixing typed and untyped code in the same program, enabling incremental migration from dynamic to static typing.
scheme
Fully untyped < - - - - - - - - - - - - - - - > Fully typed
(Python) Gradual (OCaml)
(TypeScript, Typed Racket)