I've worked keybinding functionality into Python, but there are some workarounds and notes (See the Jankfile)

src/GameEngine.cpp

@@ -32,7 +32,7 @@ GameEngine::GameEngine()
 }
 
 Scene* GameEngine::currentScene() { return scenes[scene]; }
-void GameEngine::changeScene(std::string s) { scene = s; }
+void GameEngine::changeScene(std::string s) { std::cout << "Current scene is now '" << s << "'\n"; scene = s; }
 void GameEngine::quit() { running = false; }
 void GameEngine::setPause(bool p) { paused = p; }
 sf::Font & GameEngine::getFont() { return font; }

src/McRFPy_API.cpp

@@ -558,8 +558,10 @@ PyObject* McRFPy_API::_registerInputAction(PyObject *self, PyObject *args)
     bool success;
     
     if (actionstr == NULL) { // Action provided is None, i.e. unregister
+        std::cout << "Unregistering\n";
         success = game->currentScene()->unregisterActionInjected(action_code, std::string(actionstr) + "_py");
     } else {
+        std::cout << "Registering" << actionstr << "_py to " << action_code << "\n";
         success = game->currentScene()->registerActionInjected(action_code, std::string(actionstr) + "_py");
     }
     

src/PythonScene.cpp

@@ -187,7 +187,7 @@ void PythonScene::doAction(std::string name, std::string type) {
     auto mousepos = sf::Mouse::getPosition(game->getWindow());
     //std::cout << "name: " << name << ", type: " << type << std::endl;
     if (ACTIONPY) {
-        McRFPy_API::doAction(name);
+        McRFPy_API::doAction(name.substr(0, name.size() - 3));
     }
     else if (ACTIONONCE("click")) {
         // left click start
@@ -241,8 +241,10 @@ void PythonScene::doAction(std::string name, std::string type) {
 }
 
 bool PythonScene::registerActionInjected(int code, std::string name) {
-    return false;
-    
+    std::cout << "Registering injected action (PythonScene): " << code << " (" << ActionCode::KEY + code << ")\n";
+    registerAction(ActionCode::KEY + code, name);
+    //return false;
+    return true;
 }
 
 bool PythonScene::unregisterActionInjected(int code, std::string name) {

src/PythonScene.h

@@ -24,6 +24,6 @@ public:
     void update() override final;
     void doAction(std::string, std::string) override final;
     void sRender() override final;
-    bool registerActionInjected(int, std::string) override final;
-    bool unregisterActionInjected(int, std::string) override final;
+    bool registerActionInjected(int, std::string) override;
+    bool unregisterActionInjected(int, std::string) override;
 };

src/Scene.cpp

@@ -26,6 +26,7 @@ std::string Scene::action(int code)
 
 bool Scene::registerActionInjected(int code, std::string name)
 {
+    std::cout << "Inject registered action - default implementation\n";
     return false;
 }
 

src/scripts/TestScene.py

@@ -257,6 +257,10 @@ class TestScene:
         
         mcrfpy.createMenu("o", 540 + (80 * 4), 540, 80, 80) #10
         mcrfpy.createSprite("o", 4, 4, 10, 10, 1.0)
+        
+        mcrfpy.createMenu("p", 20, 20, 40, 40) #11
+        mcrfpy.createButton("p", 0, 0, 130, 40, DARKGREEN, (0, 0, 0), "Register", "keyregistration")
+        mcrfpy.registerPyAction("keyregistration", keyregistration)
         #print("Make UIs visible")
         self.menus = mcrfpy.listMenus()
         self.menus[0].visible = True
@@ -273,6 +277,9 @@ class TestScene:
             self.menus[mn].bgcolor = BLACK
             self.menus[mn].visible = False
             mcrfpy.modMenu(self.menus[mn])
+        
+        self.menus[11].visible=True
+        mcrfpy.modMenu(self.menus[11])
                                             
         #self.menus[2].bgcolor = BLACK
         #self.menus[3].visible = True
@@ -536,10 +543,21 @@ class TestScene:
             False,
             [0, 1, 2, 1, 2, 0]
         )
-        
+
+def keytest():
+    print("Key tested.")
+
+def keyregistration():
+    print("Registering 'keytest'")
+    mcrfpy.registerPyAction("keytest", keytest)
+    print("Registering input")
+    print(mcrfpy.registerInputAction(15, "keytest"))
+
 def start():
     global scene
     #print("TestScene.start called")
     scene = TestScene()
     mcrfpy.refreshFov()
+    
+    
     scene.updatehints()