How to perform 'Async Get Audio Duration' in OCaml.
(* Task: Async Get Audio Duration
(* Language: OCaml
let async_get_audio_duration() =
(* Implementation for Async Get Audio Duration
let result = ...; (* Initialize variable
(* TODO: Implement core logic here
(* Step 1: Prepare data
(* Step 2: Process Async Get Audio Duration
print_endline("Done");
;;