Respond to review comments

.github/workflows/build.yml

@@ -169,7 +169,7 @@ jobs:
           - { machine: 'ubuntu-20.04', python: '3.13t', java: '8', arch: 'amd64', cmd: '.github/env/Linux/bdist-wheel.sh' }
           - { machine: 'windows-2022', python: '3.13t', java: '8', arch: 'amd64', cmd: '.\.github\env\Windows\bdist-wheel.ps1' }
           - { machine: 'macos-13', python: '3.13t', java: '8', arch: 'amd64', cmd: '.github/env/macOS/bdist-wheel.sh' }
-          - { machine: 'macos-latest', python: '3.13t', java: '11', arch: 'arm64', cmd: '.github/env/macOS/bdist-wheel.sh' }
+          - { machine: 'macos-14', python: '3.13t', java: '11', arch: 'arm64', cmd: '.github/env/macOS/bdist-wheel.sh' }
 
     steps:
       - uses: actions/checkout@v4

.github/workflows/check.yml

@@ -61,7 +61,7 @@ jobs:
             source .venv/bin/activate
             uv pip install pip
             echo $JAVA_HOME
-            echo PATH=$PATH >> $GITHUB_ENV
+            echo PATH=$PATH >> $GITHUB_PATH
 
         - run: pip install "setuptools < 72"
 

jpyutil.py

@@ -331,11 +331,8 @@ def _find_python_dll_file(fail=False):
     # Prepare list of possible library file names
 
     # account for Python debug builds
-    try:
-        sys.gettotalrefcount()
-        debug_build = True
-    except AttributeError:
-        debug_build = False
+
+    debug_build = sysconfig.get_config_var('Py_DEBUG')
 
     # account for Python 3.13+ with GIL disabled
     dll_suffix = ''

src/main/c/jni/org_jpy_PyLib.c

@@ -499,7 +499,7 @@ void dumpDict(const char* dictName, PyObject* dict)
 
     size = PyDict_Size(dict);
     printf(">> dumpDict: %s.size = %ld\n", dictName, size);
-#ifdef Py_GIL_DISABLED
+#if PY_VERSION_HEX >= 0x030D0000 // >=3.13
     // PyDict_Next is not thread-safe, so we need to protect it with a critical section
     // https://docs.python.org/3/howto/free-threading-extensions.html#pydict-next
     Py_BEGIN_CRITICAL_SECTION(dict);
@@ -510,7 +510,7 @@ void dumpDict(const char* dictName, PyObject* dict)
         printf(">> dumpDict: %s[%ld].name = '%s'\n", dictName, i, name);
         i++;
     }
-#ifdef Py_GIL_DISABLED
+#if PY_VERSION_HEX >= 0x030D0000 // >=3.13
     Py_END_CRITICAL_SECTION();
 #endif
 }