diff --git a/uwsift/view/layer_details.py b/uwsift/view/layer_details.py
index 17183457..05c74287 100644
--- a/uwsift/view/layer_details.py
+++ b/uwsift/view/layer_details.py
@@ -377,9 +377,9 @@ def _update_displayed_resolution(self):
         self._details_pane_ui.layerResolutionValue.setText(resolution_str)
 
     def _update_displayed_time(self):
-        active_product_dataset: Optional[
-            ProductDataset
-        ] = self._current_selected_layer.get_first_active_product_dataset()
+        active_product_dataset: Optional[ProductDataset] = (
+            self._current_selected_layer.get_first_active_product_dataset()
+        )
         if active_product_dataset:
             self._details_pane_ui.layerVisibleSchedTimeValue.setText(
                 self._current_selected_layer.get_first_active_product_dataset().info.get(Info.DISPLAY_TIME)
diff --git a/uwsift/view/visuals.py b/uwsift/view/visuals.py
index f9cf84b6..c525e53c 100644
--- a/uwsift/view/visuals.py
+++ b/uwsift/view/visuals.py
@@ -324,10 +324,10 @@ def _build_vertex_tiles(self, preferred_stride, tile_box: IndexBox):
                 # we should have already loaded the texture data in to the GPU so get the index of that texture
                 tex_tile_idx = self.texture_state[(preferred_stride, tiy, tix)]
                 factor_rez, offset_rez = self.calc.calc_tile_fraction(tiy, tix, preferred_stride)
-                tex_coords[
-                    tl * used_tile_idx * 6 : tl * (used_tile_idx + 1) * 6, :
-                ] = self.calc.calc_texture_coordinates(
-                    tex_tile_idx, factor_rez, offset_rez, tessellation_level=TESS_LEVEL
+                tex_coords[tl * used_tile_idx * 6 : tl * (used_tile_idx + 1) * 6, :] = (
+                    self.calc.calc_texture_coordinates(
+                        tex_tile_idx, factor_rez, offset_rez, tessellation_level=TESS_LEVEL
+                    )
                 )
                 vertices[tl * used_tile_idx * 6 : tl * (used_tile_idx + 1) * 6, :] = self.calc.calc_vertex_coordinates(
                     tiy,