Cleanups

src/game.py

@@ -80,9 +80,7 @@ class game(Gtk.Box):  # pylint: disable=invalid-name
         subprocess.Popen(
             ["flatpak-spawn", "--host", *self.executable]  # Flatpak
             if os.getenv("FLATPAK_ID") == "hu.kramo.Cartridges"
-            else self.executable  # Windows
-            if os.name == "nt"
-            else self.executable,  # Linux/Others
+            else self.executable,  # Others
             start_new_session=True,
             creationflags=subprocess.CREATE_NEW_PROCESS_GROUP if os.name == "nt" else 0,
         )

src/utils/create_details_window.py

@@ -206,13 +206,13 @@ def create_details_window(parent_widget, game_id=None):
             final_executable_split = shlex.split(
                 final_executable, comments=False, posix=True
             )
-        except Exception as e:
+        except ValueError as exception:
             create_dialog(
                 window,
                 _("Couldn't Add Game")
                 if game_id is None
                 else _("Couldn't Apply Preferences"),
-                f'{_("Executable")}: {e}.',  # e = Shell parsing error message. Not translatable.
+                f'{_("Executable")}: {exception}.',
             )
             return