Partially fix shutting down Python

src/CutterApplication.cpp

@@ -170,8 +170,13 @@ CutterApplication::CutterApplication(int &argc, char **argv) : QApplication(argc
 
 CutterApplication::~CutterApplication()
 {
+    QList<CutterPlugin *> plugins = Core()->getCutterPlugins();
+    for (CutterPlugin *plugin : plugins) {
+        delete plugin;
+    }
+
     delete mainWindow;
-    delete Python();
+    Python()->shutdown();
 }
 
 bool CutterApplication::event(QEvent *e)
@@ -220,8 +225,8 @@ void CutterApplication::loadPlugins()
 
     Python()->addPythonPath(pluginsDir.absolutePath().toLatin1().data());
 
-    CutterPlugin *cutterPlugin = nullptr;
     foreach (QString fileName, pluginsDir.entryList(QDir::Files)) {
+        CutterPlugin *cutterPlugin = nullptr;
         if (fileName.endsWith(".py")) {
             // Load python plugins
             QStringList l = fileName.split(".py");
@@ -241,7 +246,7 @@ void CutterApplication::loadPlugins()
         }
     }
 
-    qInfo() << "Loaded" << plugins.length() << "plugins.";
+    qInfo() << "Loaded" << plugins.length() << "plugin(s).";
     Core()->setCutterPlugins(plugins);
 }
 

src/common/PythonManager.cpp

@@ -25,20 +25,6 @@ PythonManager::PythonManager()
 
 PythonManager::~PythonManager()
 {
-    QList<CutterPlugin *> plugins = Core()->getCutterPlugins();
-    for (CutterPlugin *plugin : plugins) {
-        delete plugin;
-    }
-
-    restoreThread();
-
-    emit willShutDown();
-
-    Py_Finalize();
-
-    if (pythonHome) {
-        PyMem_RawFree(pythonHome);
-    }
 }
 
 void PythonManager::initPythonHome()
@@ -85,6 +71,19 @@ void PythonManager::initialize()
     saveThread();
 }
 
+void PythonManager::shutdown()
+{
+    emit willShutDown();
+
+    restoreThread();
+
+    Py_Finalize();
+
+    if (pythonHome) {
+        PyMem_RawFree(pythonHome);
+    }
+}
+
 void PythonManager::addPythonPath(char *path) {
     restoreThread();
 

src/common/PythonManager.h

@@ -21,6 +21,8 @@ public:
 
     void initPythonHome();
     void initialize();
+    void shutdown();
+
     void addPythonPath(char *path);