whisper-ctranslate2: support speaker diarization

Includes some drive-by cleanup:
- Use PEP517 build process
- Add missing pre/post hooks in checkPhase

(cherry picked from commit 9a882b2288)

pkgs/tools/audio/whisper-ctranslate2/default.nix

@@ -9,7 +9,7 @@ let
 in
 python3.pkgs.buildPythonApplication {
   inherit pname version;
-  format = "setuptools";
+  pyproject = true;
 
   disabled = python3.pythonOlder "3.6";
 
@@ -20,25 +20,30 @@ python3.pkgs.buildPythonApplication {
     hash = "sha256-39kVo4+ZEyjhWbLjw8acW2vJxa3fbQ/tPgnZH3USsYY=";
   };
 
-  propagatedBuildInputs = with python3.pkgs; [
-    numpy
-    faster-whisper
-    ctranslate2
-    tqdm
-    sounddevice
-  ];
+  build-system = [ python3.pkgs.setuptools ];
 
-  passthru.updateScript = nix-update-script { };
+  dependencies = with python3.pkgs; [
+    ctranslate2
+    faster-whisper
+    numpy
+    pyannote-audio
+    sounddevice
+    tqdm
+  ];
 
   nativeCheckInputs = with python3.pkgs; [
     nose2
   ];
 
   checkPhase = ''
+    runHook preCheck
     # Note: we are not running the `e2e-tests` because they require downloading models from the internet.
     ${python3.interpreter} -m nose2 -s tests
+    runHook postCheck
   '';
 
+  passthru.updateScript = nix-update-script { };
+
   meta = with lib; {
     description = "Whisper command line client compatible with original OpenAI client based on CTranslate2";
     homepage = "https://github.com/Softcatala/whisper-ctranslate2";