diff --git a/examples/applications/car_wrong_direction_detection.ipynb b/examples/applications/car_wrong_direction_detection.ipynb
index 1cb8a1f..b031cf6 100644
--- a/examples/applications/car_wrong_direction_detection.ipynb
+++ b/examples/applications/car_wrong_direction_detection.ipynb
@@ -112,7 +112,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": null,
    "id": "fea1e8c8",
    "metadata": {
     "tags": []
@@ -172,7 +172,7 @@
     "linecross_notifier = degirum_tools.EventNotifier(\n",
     "    \"Wrong Direction\",\n",
     "    event_name,\n",
-    "    message=\"{time}: {result.events_detected} ({url})\",\n",
+    "    message=\"${time}: ${result.events_detected} (${url})\",\n",
     "    annotation_pos=annotation_pos,\n",
     "    annotation_color=(255, 0, 0),\n",
     "    annotation_cool_down=1.0,\n",
diff --git a/examples/applications/smart_nvr.ipynb b/examples/applications/smart_nvr.ipynb
index 69eb75d..4305f46 100644
--- a/examples/applications/smart_nvr.ipynb
+++ b/examples/applications/smart_nvr.ipynb
@@ -111,7 +111,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": null,
    "id": "65d4cd90",
    "metadata": {
     "tags": []
@@ -170,7 +170,7 @@
     "notifier = degirum_tools.EventNotifier(\n",
     "    event_name,\n",
     "    event_name,\n",
-    "    message=\"{time}: person is detected in zone\",\n",
+    "    message=\"${time}: person is detected in zone\",\n",
     "    holdoff=holdoff_sec,\n",
     "    notification_config=notification_config,\n",
     "    clip_save=True,\n",
diff --git a/examples/specialized/advanced_tiling_strategies.ipynb b/examples/specialized/advanced_tiling_strategies.ipynb
index e76d50a..9801d12 100644
--- a/examples/specialized/advanced_tiling_strategies.ipynb
+++ b/examples/specialized/advanced_tiling_strategies.ipynb
@@ -74,8 +74,8 @@
     "# class_set: whitelist for classes to detect\n",
     "hw_location = \"@cloud\"\n",
     "zoo_name = \"https://hub.degirum.com/degirum/visdrone\"\n",
-    "model_name = 'yolov8s_relu6_visdrone--640x640_quant_n2x_orca1_1'\n",
-    "image_source = '../../images/ParkingLot.jpg'\n",
+    "model_name = \"yolov8s_relu6_visdrone--640x640_quant_n2x_orca1_1\"\n",
+    "image_source = \"../../images/ParkingLot.jpg\"\n",
     "class_set = {\"car\"}"
    ]
   },
@@ -88,7 +88,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -96,8 +96,15 @@
     "import degirum as dg\n",
     "import degirum_tools as dgt\n",
     "\n",
-    "from degirum_tools.tile_compound_models import TileExtractorPseudoModel, TileModel, LocalGlobalTileModel, BoxFusionTileModel, BoxFusionLocalGlobalTileModel\n",
-    "from degirum_tools import NmsBoxSelectionPolicy, NmsOptions\n",
+    "from degirum_tools import (\n",
+    "    TileExtractorPseudoModel,\n",
+    "    TileModel,\n",
+    "    LocalGlobalTileModel,\n",
+    "    BoxFusionTileModel,\n",
+    "    BoxFusionLocalGlobalTileModel,\n",
+    "    NmsBoxSelectionPolicy,\n",
+    "    NmsOptions,\n",
+    ")\n",
     "\n",
     "# Base NMS options.\n",
     "nms_options = NmsOptions(\n",
@@ -121,7 +128,9 @@
    "outputs": [],
    "source": [
     "# Load model to be used for tiling\n",
-    "model = dg.load_model(model_name, hw_location, zoo_name, dgt.get_token(), image_backend='pil')\n",
+    "model = dg.load_model(\n",
+    "    model_name, hw_location, zoo_name, dgt.get_token(), image_backend=\"pil\"\n",
+    ")\n",
     "model.output_class_set = class_set  # filter class outputss\n",
     "\n",
     "results = model(image_source)\n",
@@ -148,14 +157,10 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "tile_extractor = TileExtractorPseudoModel(cols=3,\n",
-    "                                          rows=2, \n",
-    "                                          overlap_percent=0.1, \n",
-    "                                          model2=model,\n",
-    "                                          global_tile=False)\n",
-    "tile_model = TileModel(model1=tile_extractor,\n",
-    "                       model2=model,\n",
-    "                       nms_options=nms_options)\n",
+    "tile_extractor = TileExtractorPseudoModel(\n",
+    "    cols=3, rows=2, overlap_percent=0.1, model2=model, global_tile=False\n",
+    ")\n",
+    "tile_model = TileModel(model1=tile_extractor, model2=model, nms_options=nms_options)\n",
     "results = tile_model(image_source)\n",
     "results.image_overlay"
    ]
@@ -173,15 +178,15 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "tile_extractor = TileExtractorPseudoModel(cols=3,\n",
-    "                                          rows=2, \n",
-    "                                          overlap_percent=0.1, \n",
-    "                                          model2=model,\n",
-    "                                          global_tile=True)\n",
-    "tile_model = LocalGlobalTileModel(model1=tile_extractor,\n",
-    "                                  model2=model,\n",
-    "                                  large_object_threshold=0.01,\n",
-    "                                  nms_options=nms_options)\n",
+    "tile_extractor = TileExtractorPseudoModel(\n",
+    "    cols=3, rows=2, overlap_percent=0.1, model2=model, global_tile=True\n",
+    ")\n",
+    "tile_model = LocalGlobalTileModel(\n",
+    "    model1=tile_extractor,\n",
+    "    model2=model,\n",
+    "    large_object_threshold=0.01,\n",
+    "    nms_options=nms_options,\n",
+    ")\n",
     "results = tile_model(image_source)\n",
     "results.image_overlay"
    ]
@@ -199,15 +204,12 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "tile_extractor = TileExtractorPseudoModel(cols=3,\n",
-    "                                          rows=2, \n",
-    "                                          overlap_percent=0.1, \n",
-    "                                          model2=model,\n",
-    "                                          global_tile=False)\n",
-    "tile_model = BoxFusionTileModel(model1=tile_extractor,\n",
-    "                                model2=model,\n",
-    "                                edge_threshold=0.02,\n",
-    "                                fusion_threshold=0.8)\n",
+    "tile_extractor = TileExtractorPseudoModel(\n",
+    "    cols=3, rows=2, overlap_percent=0.1, model2=model, global_tile=False\n",
+    ")\n",
+    "tile_model = BoxFusionTileModel(\n",
+    "    model1=tile_extractor, model2=model, edge_threshold=0.02, fusion_threshold=0.8\n",
+    ")\n",
     "results = tile_model(image_source)\n",
     "results.image_overlay"
    ]
@@ -225,17 +227,17 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "tile_extractor = TileExtractorPseudoModel(cols=3,\n",
-    "                                          rows=2, \n",
-    "                                          overlap_percent=0.1, \n",
-    "                                          model2=model,\n",
-    "                                          global_tile=True)\n",
-    "tile_model = BoxFusionLocalGlobalTileModel(model1=tile_extractor,\n",
-    "                                           model2=model,\n",
-    "                                           large_object_threshold=0.01, \n",
-    "                                           edge_threshold=0.02,\n",
-    "                                           fusion_threshold=0.8,\n",
-    "                                           nms_options=nms_options)\n",
+    "tile_extractor = TileExtractorPseudoModel(\n",
+    "    cols=3, rows=2, overlap_percent=0.1, model2=model, global_tile=True\n",
+    ")\n",
+    "tile_model = BoxFusionLocalGlobalTileModel(\n",
+    "    model1=tile_extractor,\n",
+    "    model2=model,\n",
+    "    large_object_threshold=0.01,\n",
+    "    edge_threshold=0.02,\n",
+    "    fusion_threshold=0.8,\n",
+    "    nms_options=nms_options,\n",
+    ")\n",
     "results = tile_model(image_source)\n",
     "results.image_overlay"
    ]
@@ -243,7 +245,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "dgenv",
+   "display_name": "base",
    "language": "python",
    "name": "python3"
   },
@@ -257,7 +259,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.12.4"
+   "version": "3.12.3"
   }
  },
  "nbformat": 4,