style: pre-commit fixes

examples/example.ipynb

@@ -1,52 +1,54 @@
 {
-  "cells": [
-    {
-      "cell_type": "code",
-      "execution_count": null,
-      "id": "initial_id",
-      "metadata": {
-        "collapsed": false
-      },
-      "outputs": [],
-      "source": [
-        "from geant4_python_application import Application, basic_gdml\n",
-        "\n",
-        "app = Application()\n",
-        "\n",
-        "app.setup_manager(n_threads=0)\n",
-        "app.setup_physics()\n",
-        "app.setup_detector(gdml=basic_gdml)\n",
-        "app.setup_action()\n",
-        "\n",
-        "app.initialize()\n",
-        "\n",
-        "print(f\"Random seed: {app.random_seed}\")\n",
-        "\n",
-        "events = app.run(n_events=100)\n",
-        "\n",
-        "print(events)"
-      ]
-    }
-  ],
-  "metadata": {
-    "kernelspec": {
-      "display_name": "Python 3",
-      "language": "python",
-      "name": "python3"
-    },
-    "language_info": {
-      "codemirror_mode": {
-        "name": "ipython",
-        "version": 2
-      },
-      "file_extension": ".py",
-      "mimetype": "text/x-python",
-      "name": "python",
-      "nbconvert_exporter": "python",
-      "pygments_lexer": "ipython2",
-      "version": "2.7.6"
-    }
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "initial_id",
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [],
+   "source": [
+    "from __future__ import annotations\n",
+    "\n",
+    "from geant4_python_application import Application, basic_gdml\n",
+    "\n",
+    "app = Application()\n",
+    "\n",
+    "app.setup_manager(n_threads=0)\n",
+    "app.setup_physics()\n",
+    "app.setup_detector(gdml=basic_gdml)\n",
+    "app.setup_action()\n",
+    "\n",
+    "app.initialize()\n",
+    "\n",
+    "print(f\"Random seed: {app.random_seed}\")\n",
+    "\n",
+    "events = app.run(n_events=100)\n",
+    "\n",
+    "print(events)"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
   },
-  "nbformat": 4,
-  "nbformat_minor": 5
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 2
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython2",
+   "version": "2.7.6"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
 }

src/geant4_application/include/geant4_application/DataModel.h

@@ -150,7 +150,7 @@ struct Builders {
     StepPositionBuilder<double> step_position;
     StepMomentumBuilder<double> step_momentum;
 
-    Builders(const std::unordered_set<std::string>& fields) : fields(fields){};
+    Builders(const std::unordered_set<std::string>& fields) : fields(fields) {};
 };