cleanup: add python namespace

src/juci.cc

@@ -113,7 +113,7 @@ void Application::on_startup() {
     set_app_menu(Menu::get().juci_menu);
     set_menubar(Menu::get().window_menu);
   }
-  PythonInterpreter::get();
+  Python::Interpreter::get();
 }
 
 Application::Application() : Gtk::Application("no.sout.juci", Gio::APPLICATION_NON_UNIQUE | Gio::APPLICATION_HANDLES_COMMAND_LINE) {

src/python_interpreter.cc

@@ -13,7 +13,7 @@ inline pybind11::module pyobject_from_gobj(gpointer ptr){
   return pybind11::module(Py_None, false);
 }
 
-PythonInterpreter::PythonInterpreter(){
+Python::Interpreter::Interpreter(){
   auto init_juci_api=[](){
     pybind11::module(pygobject_init(-1,-1,-1),false);
     pybind11::module api("jucpp","Python bindings for juCi++");
@@ -52,26 +52,29 @@ PythonInterpreter::PythonInterpreter(){
   add_path(Config::get().python.site_packages);
   add_path(plugin_path);
   Py_Initialize();
+  long unsigned size = 0L;
+  argv=Py_DecodeLocale("",&size);
+  PySys_SetArgv(0,&argv);
   boost::filesystem::directory_iterator end_it;
   for(boost::filesystem::directory_iterator it(plugin_path);it!=end_it;it++){
     auto module_name=it->path().stem().string();
     if(module_name!="__pycache__"){
       auto module=import(module_name);
       if(!module)
-        std::cerr << std::string(PythonError()) << std::endl;
+        std::cerr << std::string(Error()) << std::endl;
     }
   }
 }
 
-pybind11::module PythonInterpreter::get_loaded_module(const std::string &module_name){
+pybind11::module Python::Interpreter::get_loaded_module(const std::string &module_name){
   return pybind11::module(PyImport_AddModule(module_name.c_str()), true);
 }
 
-pybind11::module PythonInterpreter::import(const std::string &module_name){
+pybind11::module Python::Interpreter::import(const std::string &module_name){
   return pybind11::module(PyImport_ImportModule(module_name.c_str()), false);
 }
 
-void PythonInterpreter::add_path(const boost::filesystem::path &path){
+void Python::Interpreter::add_path(const boost::filesystem::path &path){
   std::wstring sys_path(Py_GetPath());
   if(!sys_path.empty())
 #ifdef _WIN32
@@ -83,15 +86,15 @@ void PythonInterpreter::add_path(const boost::filesystem::path &path){
   Py_SetPath(sys_path.c_str());
 }
 
-PythonInterpreter::~PythonInterpreter(){
-  auto err=PythonError();
+Python::Interpreter::~Interpreter(){
+  auto err=Error();
   if(Py_IsInitialized())
     Py_Finalize();
   if(err)
     std::cerr << std::string(err) << std::endl;
 }
 
-PythonError::PythonError(){
+Python::Error::Error(){
   pybind11::object error(PyErr_Occurred(), false);
   if(error){
     PyObject *exception,*value,*traceback;
@@ -107,10 +110,10 @@ PythonError::PythonError(){
   }
 }
 
-PythonError::operator std::string(){
+Python::Error::operator std::string(){
   return exp + "\n" + val + "\n" + trace;
 }
 
-PythonError::operator bool(){
+Python::Error::operator bool(){
   return !exp.empty();
 }

src/python_interpreter.h

@@ -6,28 +6,28 @@
 
 #include <iostream>
 using namespace std;
+namespace Python {
+  class Interpreter {
+  private:
+    Interpreter();
+    ~Interpreter();
+    wchar_t *argv;
+  public:
+    static Interpreter& get(){
+      static Interpreter singleton;
+      return singleton;
+    }
+    pybind11::module get_loaded_module(const std::string &module_name);
+    pybind11::module import(const std::string &module_name);
+    void add_path(const boost::filesystem::path &path);
+  };
 
-class PythonInterpreter {
-private:
-  PythonInterpreter();
-  ~PythonInterpreter();
-  wchar_t *argv;
-public:
-  static PythonInterpreter& get(){
-    static PythonInterpreter singleton;
-    return singleton;
-  }
-  pybind11::module get_loaded_module(const std::string &module_name);
-  pybind11::module import(const std::string &module_name);
-  void add_path(const boost::filesystem::path &path);
-};
-
-class PythonError {
-public:
-  PythonError();
-  operator std::string();
-  operator bool();
-  std::string exp, val, trace;
-};
-
+  class Error {
+  public:
+    Error();
+    operator std::string();
+    operator bool();
+    std::string exp, val, trace;
+  };
+}  // namespace Python
 #endif  // JUCI_PYTHON_INTERPRETER_H_

src/window.cc

@@ -254,15 +254,15 @@ void Window::set_menu_actions() {
           }
           if(file_path>Config::get().python.plugin_directory){
             auto stem=file_path.stem().string();
-            auto module=PythonInterpreter::get().get_loaded_module(stem);
+            auto module=Python::Interpreter::get().get_loaded_module(stem);
             if(module){
               auto module_new=pybind11::module(PyImport_ReloadModule(module.ptr()),false);
               if(module_new)
                 Terminal::get().print("Python module "+stem + " has been reloaded \n");
-              else PythonError();
+              else Python::Error();
             }else{
-              PythonError();
-              module=PythonInterpreter::get().import(stem);
+              Python::Error();
+              module=Python::Interpreter::get().import(stem);
               if(module)
                 Terminal::get().print("Python module "+stem + " has been reloaded \n");
             }