python3Packages.bnnumerizer: migrate to pyproject (#528825)

pkgs/development/python-modules/bnnumerizer/default.nix

@@ -2,18 +2,23 @@
   lib,
   buildPythonPackage,
   fetchPypi,
+  setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "bnnumerizer";
   version = "0.0.2";
-  format = "setuptools";
+  pyproject = true;
+
+  __structuredAttrs = true;
 
   src = fetchPypi {
-    inherit pname version;
+    inherit (finalAttrs) pname version;
     hash = "sha256-Qd9v0Le1GqTsR3a2ZDzt6+5f0R4zXX1W1KIMCFFeXw0=";
   };
 
+  build-system = [ setuptools ];
+
   pythonImportsCheck = [ "bnnumerizer" ];
 
   # https://github.com/mnansary/bnUnicodeNormalizer/issues/10
@@ -25,4 +30,4 @@ buildPythonPackage rec {
     license = lib.licenses.mit;
     teams = [ lib.teams.tts ];
   };
-}
+})