python312Packages.lockfile: Remove usage of nose; modernize

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

@@ -4,7 +4,7 @@
   fetchPypi,
   setuptools,
   pbr,
-  nose,
+  pytestCheckHook,
 }:
 
 buildPythonPackage rec {
@@ -14,25 +14,21 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "6aed02de03cba24efabcd600b30540140634fc06cfa603822d508d5361e9f799";
+    hash = "sha256-au0C3gPLok76vNYAswVAFAY0/AbPpgOCLVCNU2Hp95k=";
   };
 
+  patches = [ ./fix-tests.patch ];
+
   build-system = [
     pbr
     setuptools
   ];
 
-  nativeCheckInputs = [ nose ];
-
-  checkPhase = ''
-    runHook preCheck
-    nosetests
-    runHook postcheck
-  '';
+  nativeCheckInputs = [ pytestCheckHook ];
 
-  meta = with lib; {
+  meta = {
     homepage = "https://launchpad.net/pylockfile";
     description = "Platform-independent advisory file locking capability for Python applications";
-    license = licenses.asl20;
+    license = lib.licenses.asl20;
   };
 }

pkgs/development/python-modules/lockfile/fix-tests.patch

@@ -0,0 +1,28 @@
+diff --git a/test/compliancetest.py b/test/compliancetest.py
+index bf4e59c..f55e258 100644
+--- a/test/compliancetest.py
++++ b/test/compliancetest.py
+@@ -6,18 +6,19 @@ import lockfile
+
+
+ class ComplianceTest(object):
+-    def __init__(self):
+-        self.saved_class = lockfile.LockFile
++    @classmethod
++    def setup_class(cls):
++        cls.saved_class = lockfile.LockFile
+
+     def _testfile(self):
+         """Return platform-appropriate file.  Helper for tests."""
+         import tempfile
+         return os.path.join(tempfile.gettempdir(), 'trash-%s' % os.getpid())
+
+-    def setup(self):
++    def setup_method(self):
+         lockfile.LockFile = self.class_to_test
+
+-    def teardown(self):
++    def teardown_method(self):
+         try:
+             tf = self._testfile()
+             if os.path.isdir(tf):