piper-train: move to top-level and mark broken

Requires torch<2, which is difficult to provide in an override, so I'd
rather wait until they catch up.

pkgs/tools/audio/piper/train.nix

@@ -1,39 +1,26 @@
-{ buildPythonPackage
-, piper-tts
-
-# build
-, cython
-, python
-
-# propagates
-, espeak-phonemizer
-, librosa
-, numpy
-, onnxruntime
-, piper-phonemize
-, pytorch-lightning
-, torch
+{ piper-tts
+, python3
 }:
 
-buildPythonPackage {
-  inherit (piper-tts) version src meta;
+let
+  python = python3.override {
+    packageOverrides = self: super: {
+    };
+  };
+in
+
+python.pkgs.buildPythonPackage {
+  inherit (piper-tts) version src;
 
   pname = "piper-train";
   format = "setuptools";
 
   sourceRoot = "source/src/python";
 
-  nativeBuildInputs = [
+  nativeBuildInputs = with python.pkgs; [
     cython
   ];
 
-  postPatch = ''
-    substituteInPlace requirements.txt \
-      --replace "onnxruntime~=1.11.0" "onnxruntime" \
-      --replace "pytorch-lightning~=1.7.0" "pytorch-lightning" \
-      --replace "torch~=1.11.0" "torch"
-  '';
-
   postBuild = ''
     make -C piper_train/vits/monotonic_align
   '';
@@ -44,7 +31,7 @@ buildPythonPackage {
     cp -v ./piper_train/vits/monotonic_align/piper_train/vits/monotonic_align/core.*.so $MONOTONIC_ALIGN/
   '';
 
-  propagatedBuildInputs = [
+  propagatedBuildInputs = with python.pkgs; [
     espeak-phonemizer
     librosa
     numpy
@@ -59,4 +46,9 @@ buildPythonPackage {
   ];
 
   doCheck = false; # no tests
+
+  meta = piper-tts.meta // {
+    # requires torch<2, pytorch-lightning~=1.7
+    broken = true;
+  };
 }

pkgs/top-level/all-packages.nix

@@ -11709,7 +11709,7 @@ with pkgs;
   pim6sd = callPackage ../servers/pim6sd { };
 
   piper-phonemize = callPackage ../development/libraries/piper-phonemize { };
-  piper-train = with python3Packages; toPythonApplication piper-train;
+  piper-train = callPackage ../tools/audio/piper/train.nix { };
   piper-tts = callPackage ../tools/audio/piper { };
 
   phosh = callPackage ../applications/window-managers/phosh { };

pkgs/top-level/python-aliases.nix

@@ -184,7 +184,6 @@ mapAliases ({
   jupyter_server = jupyter-server; # added 2023-01-05
   Kajiki = kajiki; # added 2023-02-19
   Keras = keras; # added 2021-11-25
-  larynx-train = piper-train; # added 2023-06-09
   ldap = python-ldap; # added 2022-09-16
   lammps-cython = throw "lammps-cython no longer builds and is unmaintained"; # added 2021-07-04
   logilab_astng = throw "logilab-astng has not been released since 2013 and is unmaintained"; # added 2022-11-29

pkgs/top-level/python-packages.nix

@@ -7970,8 +7970,6 @@ self: super: with self; {
     piper-phonemize-native = pkgs.piper-phonemize;
   };
 
-  piper-train = callPackage ../development/python-modules/piper-train { };
-
   pip-api = callPackage ../development/python-modules/pip-api { };
 
   pip-tools = callPackage ../development/python-modules/pip-tools { };