black .

src/bonsai/bonsai/bim/module/drawing/__init__.py

@@ -143,6 +143,7 @@ def menu_func(self, context):
         if element and element.is_a("IfcAnnotation") and element.ObjectType in ["SECTION", "ELEVATION"]:
             self.layout.operator("bim.activate_drawing_by_annotation", text="Go to Drawing")
 
+
 def register():
     if not bpy.app.background:
         bpy.utils.register_tool(workspace.AnnotationTool, after={"bim.bim_tool"}, separator=True, group=False)
@@ -155,7 +156,7 @@ def register():
     bpy.app.handlers.load_post.append(handler.load_post)
     bpy.app.handlers.depsgraph_update_pre.append(handler.depsgraph_update_pre_handler)
     bpy.types.VIEW3D_MT_image_add.append(ui.add_object_button)
-    bpy.types.VIEW3D_MT_object_context_menu.append(menu_func) 
+    bpy.types.VIEW3D_MT_object_context_menu.append(menu_func)
 
 
 def unregister():

src/bonsai/bonsai/bim/module/drawing/decoration.py

@@ -1655,7 +1655,7 @@ class CutDecorator:
                 if isinstance(space, bpy.types.SpaceView3D) and space.local_view:
                     in_local_view = True
                     break
-        
+
         # If just entering local view (transition from False to True)
         if in_local_view and not self.__class__.was_in_local_view:
             self.__class__.local_view_has_annotation = False
@@ -1664,10 +1664,10 @@ class CutDecorator:
                 if element and element.is_a("IfcAnnotation"):
                     self.__class__.local_view_has_annotation = True
                     break
-        
+
         # Update the state for next time
         self.__class__.was_in_local_view = in_local_view
-        
+
         # Skip decorations if in local view and no IfcAnnotation was selected when entering
         if in_local_view and not self.__class__.local_view_has_annotation:
             return
@@ -2066,7 +2066,7 @@ class DecorationsHandler:
                 if isinstance(space, bpy.types.SpaceView3D) and space.local_view:
                     in_local_view = True
                     break
-        
+
         # If just entering local view (transition from False to True)
         if in_local_view and not self.__class__.was_in_local_view:
             self.__class__.local_view_has_annotation = False
@@ -2075,10 +2075,10 @@ class DecorationsHandler:
                 if element and element.is_a("IfcAnnotation"):
                     self.__class__.local_view_has_annotation = True
                     break
-        
+
         # Update the state for next time
         self.__class__.was_in_local_view = in_local_view
-        
+
         # Skip decorations if in local view and no IfcAnnotation was selected when entering
         if in_local_view and not self.__class__.local_view_has_annotation:
             return

src/bonsai/bonsai/bim/module/drawing/operator.py

@@ -344,20 +344,20 @@ class CreateDrawing(bpy.types.Operator):
 
                         # Clear any local camera setup and force viewport to use scene camera
                         for area in context.screen.areas:
-                            if area.type == 'VIEW_3D':
+                            if area.type == "VIEW_3D":
                                 for space in area.spaces:
-                                    if space.type == 'VIEW_3D':
+                                    if space.type == "VIEW_3D":
                                         # Clear local camera to ensure we use scene.camera
                                         space.use_local_camera = False
                                         space.camera = context.scene.camera
-                                        space.region_3d.view_perspective = 'CAMERA'
+                                        space.region_3d.view_perspective = "CAMERA"
                                         print(f"Set viewport camera to: {context.scene.camera.name}")
                                         break
-                        
+
                         # Force complete scene update
                         context.view_layer.update()
                         context.evaluated_depsgraph_get()
-                        
+
                         underlay_svg = self.generate_underlay(context)
 
                 with profile("Generate linework"):
@@ -3069,9 +3069,9 @@ class AddReference(bpy.types.Operator, tool.Ifc.Operator, ImportHelper):
     filter_glob: bpy.props.StringProperty(default="*.svg", options={"HIDDEN"})
     use_relative_path: bpy.props.BoolProperty(name="Use Relative Path", default=True)
     filename_ext = ".svg"
-    
+
     files: bpy.props.CollectionProperty(type=bpy.types.OperatorFileListElement)
-    directory: bpy.props.StringProperty(subtype='DIR_PATH')
+    directory: bpy.props.StringProperty(subtype="DIR_PATH")
 
     def _execute(self, context):
         # Handle both single and multiple file selection
@@ -4034,66 +4034,66 @@ class ExcludeAnnotation(bpy.types.Operator, tool.Ifc.Operator):
                     tool.Drawing.exclude_annotation_from_drawing(referenced_element, drawing)
         core.sync_references(tool.Ifc, tool.Collector, tool.Drawing, drawing=drawing)
 
+
 class ActivateDrawingByAnnotation(bpy.types.Operator, tool.Ifc.Operator):
     bl_idname = "bim.activate_drawing_by_annotation"
     bl_label = "Activate Drawing"
     bl_description = "Activate the drawing corresponding to the selected annotation"
     bl_options = {"REGISTER", "UNDO"}
-    
+
     @classmethod
     def poll(cls, context):
         # Check if an annotation object is selected
         if not context.selected_objects:
             cls.poll_message_set("No object selected")
             return False
-        
+
         active_obj = context.active_object
         if not active_obj:
             cls.poll_message_set("No active object")
             return False
-            
+
         element = tool.Ifc.get_entity(active_obj)
         if not element:
             cls.poll_message_set("Selected object is not an IFC element")
             return False
-            
+
         # Check if it's an IfcAnnotation with ObjectType = "SECTION" or "ELEVATION"
         if not element.is_a("IfcAnnotation") or element.ObjectType not in ["SECTION", "ELEVATION"]:
             cls.poll_message_set("Selected object is not a drawing annotation")
             return False
-            
+
         return True
 
     def _execute(self, context):
         active_obj = context.active_object
         element = tool.Ifc.get_entity(active_obj)
-        
+
         if not element or not element.is_a("IfcAnnotation") or element.ObjectType not in ["SECTION", "ELEVATION"]:
             self.report({"ERROR"}, "Selected object is not a drawing annotation")
             return {"CANCELLED"}
-        
+
         # Find the drawing/camera element that this annotation references
         drawing_element = self.find_drawing_from_annotation(element)
-        
+
         if not drawing_element:
             self.report({"ERROR"}, "Could not find drawing element for this annotation")
             return {"CANCELLED"}
-        
+
         # Use the existing ActivateDrawing operator with the drawing element's ID
         bpy.ops.bim.activate_drawing(drawing=drawing_element.id())
-        
+
         return {"FINISHED"}
-    
+
     def find_drawing_from_annotation(self, annotation_element):
         """Find the drawing/camera element that this annotation references."""
         ifc = tool.Ifc.get()
-        
+
         # Check IfcRelAssignsToProduct relationships
         for rel in ifc.get_inverse(annotation_element):
             if rel.is_a("IfcRelAssignsToProduct") and rel.RelatingProduct:
                 if rel.RelatingProduct.is_a("IfcAnnotation"):
                     # Found the drawing element!
                     return rel.RelatingProduct
-    
-        
-        return None
+
+        return None

src/bonsai/bonsai/bim/module/model/opening.py

@@ -151,23 +151,23 @@ class FilledOpeningGenerator:
                 existing_opening_occurrence, "Model", "Body", "MODEL_VIEW"
             )
             assert representation
-            
+
             # Check if mapped representation - preserve it
-            if (representation.RepresentationType == 'MappedRepresentation' and 
-                len(representation.Items) == 1 and 
-                representation.Items[0].is_a("IfcMappedItem")):
+            if (
+                representation.RepresentationType == "MappedRepresentation"
+                and len(representation.Items) == 1
+                and representation.Items[0].is_a("IfcMappedItem")
+            ):
                 source_rep = representation.Items[0].MappingSource.MappedRepresentation
                 representation = ifcopenshell.util.element.copy_deep(
-                    tool.Ifc.get(),
-                    source_rep,
-                    exclude=["IfcGeometricRepresentationContext"]
+                    tool.Ifc.get(), source_rep, exclude=["IfcGeometricRepresentationContext"]
                 )
             else:
                 representation = ifcopenshell.util.representation.resolve_representation(representation)
         else:
             # Check for library template before generating from filling
             template_rep = self.get_opening_template_from_type(filling)
-            
+
             if template_rep:
                 representation = template_rep
             else:
@@ -222,68 +222,68 @@ class FilledOpeningGenerator:
         voided_element = opening.VoidsElements[0].RelatingBuildingElement
 
         opening_rep = ifcopenshell.util.representation.get_representation(opening, "Model", "Body", "MODEL_VIEW")
-        
+
         # ALWAYS preserve the existing opening representation (Tessellation, SweptSolid, etc.)
         preserved_representation = None
         if opening_rep:
-            if (opening_rep.RepresentationType == 'MappedRepresentation' and 
-                len(opening_rep.Items) == 1 and 
-                opening_rep.Items[0].is_a("IfcMappedItem")):
+            if (
+                opening_rep.RepresentationType == "MappedRepresentation"
+                and len(opening_rep.Items) == 1
+                and opening_rep.Items[0].is_a("IfcMappedItem")
+            ):
                 # For mapped representations, copy the underlying representation
                 preserved_representation = ifcopenshell.util.element.copy_deep(
                     tool.Ifc.get(),
                     opening_rep.Items[0].MappingSource.MappedRepresentation,
-                    exclude=["IfcGeometricRepresentationContext"]
+                    exclude=["IfcGeometricRepresentationContext"],
                 )
             else:
                 # For direct representations (non-mapped), copy them too
                 preserved_representation = ifcopenshell.util.element.copy_deep(
-                    tool.Ifc.get(),
-                    opening_rep,
-                    exclude=["IfcGeometricRepresentationContext"]
+                    tool.Ifc.get(), opening_rep, exclude=["IfcGeometricRepresentationContext"]
                 )
-        
+
         ifcopenshell.api.geometry.unassign_representation(tool.Ifc.get(), product=opening, representation=opening_rep)
         ifcopenshell.api.geometry.remove_representation(tool.Ifc.get(), representation=opening_rep)
 
         existing_opening_occurrence = self.get_existing_opening_occurrence_if_any(filling)
-        
+
         # Priority order for choosing representation:
         # 1. Existing occurrence with Tessellation (best quality)
         # 2. Library template with Tessellation
         # 3. Preserved representation from old opening (maintain user's work)
         # 4. Generate from filling (last resort)
-        
+
         representation_to_use = None
-        
+
         if existing_opening_occurrence:
             representation = ifcopenshell.util.representation.get_representation(
                 existing_opening_occurrence, "Model", "Body", "MODEL_VIEW"
             )
-            
-            if (representation and 
-                representation.RepresentationType == 'MappedRepresentation' and 
-                len(representation.Items) == 1 and 
-                representation.Items[0].is_a("IfcMappedItem")):
+
+            if (
+                representation
+                and representation.RepresentationType == "MappedRepresentation"
+                and len(representation.Items) == 1
+                and representation.Items[0].is_a("IfcMappedItem")
+            ):
                 source_rep = representation.Items[0].MappingSource.MappedRepresentation
                 # Prefer Tessellation from existing occurrence over preserved representation
-                if source_rep.RepresentationType == 'Tessellation':
+                if source_rep.RepresentationType == "Tessellation":
                     representation_to_use = ifcopenshell.util.element.copy_deep(
-                        tool.Ifc.get(),
-                        source_rep,
-                        exclude=["IfcGeometricRepresentationContext"]
+                        tool.Ifc.get(), source_rep, exclude=["IfcGeometricRepresentationContext"]
                     )
             else:
                 representation_to_use = ifcopenshell.util.representation.resolve_representation(representation)
-        
+
         if not representation_to_use:
             template_rep = self.get_opening_template_from_type(filling)
-            if template_rep and template_rep.RepresentationType == 'Tessellation':
+            if template_rep and template_rep.RepresentationType == "Tessellation":
                 representation_to_use = template_rep
-        
+
         if not representation_to_use and preserved_representation:
             representation_to_use = preserved_representation
-        
+
         if not representation_to_use:
             opening_obj = tool.Ifc.get_object(opening)
             if opening_obj:
@@ -299,7 +299,7 @@ class FilledOpeningGenerator:
         ifcopenshell.api.geometry.assign_representation(
             tool.Ifc.get(), product=opening, representation=mapped_representation
         )
-        
+
         # update voided object representation...
         voided_elements = ifcopenshell.util.element.get_parts(voided_element) or [voided_element]
         for voided_element in voided_elements:
@@ -314,31 +314,31 @@ class FilledOpeningGenerator:
                 representation=representation,
             )
 
-    def get_opening_template_from_type(self, filling: ifcopenshell.entity_instance) -> Union[ifcopenshell.entity_instance, None]:
+    def get_opening_template_from_type(
+        self, filling: ifcopenshell.entity_instance
+    ) -> Union[ifcopenshell.entity_instance, None]:
         """
         Check if the filling's type has a stored opening template from library import.
         """
         element_type = ifcopenshell.util.element.get_type(filling)
-        
+
         if not element_type:
             return None
-        
+
         desc = element_type.Description
-        
+
         if not desc or "||BonsaiOpeningTemplate:" not in desc:
             return None
-        
+
         # Extract template ID
         marker = desc.split("||BonsaiOpeningTemplate:")[-1]
         template_id = int(marker.split("||")[0])
-        
+
         try:
             template_rep = tool.Ifc.get().by_id(template_id)
             # Make a copy so we don't reuse the same representation instance
             copied = ifcopenshell.util.element.copy_deep(
-                tool.Ifc.get(),
-                template_rep,
-                exclude=["IfcGeometricRepresentationContext"]
+                tool.Ifc.get(), template_rep, exclude=["IfcGeometricRepresentationContext"]
             )
             return copied
         except:

src/bonsai/bonsai/bim/module/project/operator.py

@@ -715,11 +715,8 @@ class AppendLibraryElement(bpy.types.Operator, tool.Ifc.Operator):
             if element.is_a("IfcSurfaceStyle") and not tool.Ifc.get_object_by_identifier(element.id()):
                 ifc_importer.create_style(element)
 
-
     def store_opening_template_from_library(
-        self,
-        element: ifcopenshell.entity_instance,
-        library_file: ifcopenshell.file
+        self, element: ifcopenshell.entity_instance, library_file: ifcopenshell.file
     ) -> None:
         """
         Find an opening representation in the library and copy it to the current file
@@ -729,36 +726,36 @@ class AppendLibraryElement(bpy.types.Operator, tool.Ifc.Operator):
             library_element = library_file.by_guid(element.GlobalId)
         except:
             return
-        
+
         # Find occurrences with openings in the library
         library_occurrences = ifcopenshell.util.element.get_types(library_element)
-        
+
         for occurrence in library_occurrences:
             if not getattr(occurrence, "FillsVoids", None):
                 continue
-            
+
             library_opening = occurrence.FillsVoids[0].RelatingOpeningElement
             library_opening_rep = ifcopenshell.util.representation.get_representation(
                 library_opening, "Model", "Body", "MODEL_VIEW"
             )
-            
+
             if not library_opening_rep:
                 continue
-                
+
             # Check if mapped representation
-            if (library_opening_rep.RepresentationType == 'MappedRepresentation' and 
-                len(library_opening_rep.Items) == 1 and 
-                library_opening_rep.Items[0].is_a("IfcMappedItem")):
-                
+            if (
+                library_opening_rep.RepresentationType == "MappedRepresentation"
+                and len(library_opening_rep.Items) == 1
+                and library_opening_rep.Items[0].is_a("IfcMappedItem")
+            ):
+
                 mapped_rep = library_opening_rep.Items[0].MappingSource.MappedRepresentation
-                
+
                 # Store ALL representation types (Tessellation, SweptSolid, etc.)
                 template_rep = ifcopenshell.util.element.copy_deep(
-                    self.file,
-                    mapped_rep,
-                    exclude=["IfcGeometricRepresentationContext"]
+                    self.file, mapped_rep, exclude=["IfcGeometricRepresentationContext"]
                 )
-                
+
                 # Store reference in type's Description
                 current_desc = element.Description or ""
                 element.Description = f"{current_desc}||BonsaiOpeningTemplate:{template_rep.id()}"

src/bonsai/bonsai/bim/module/type/data.py

@@ -101,7 +101,7 @@ class TypeData:
         element_type = ifcopenshell.util.element.get_type(element)
         if not element_type:
             return results
-        
+
         data = element_type.get_info()
         if "GlobalId" in data:
             excluded_keys = ["id", "type"]

src/bonsai/bonsai/bim/module/type/operator.py

@@ -429,18 +429,18 @@ class EnableEditingTypeAttributes(bpy.types.Operator):
         obj = context.active_object
         if not obj:
             return {"CANCELLED"}
-        
+
         element = tool.Ifc.get_entity(obj)
         if not element:
             return {"CANCELLED"}
-        
+
         element_type = ifcopenshell.util.element.get_type(element)
         if not element_type:
             return {"CANCELLED"}
-        
+
         props = tool.Type.get_object_type_props(obj)
         props.type_attributes.clear()
-        
+
         bonsai.bim.helper.import_attributes(element_type, props.type_attributes)
         props.is_editing_type_attributes = True
         return {"FINISHED"}
@@ -456,7 +456,7 @@ class DisableEditingTypeAttributes(bpy.types.Operator):
         obj = context.active_object
         if not obj:
             return {"CANCELLED"}
-        
+
         props = tool.Type.get_object_type_props(obj)
         props.type_attributes.clear()
         props.property_unset("is_editing_type_attributes")
@@ -473,24 +473,24 @@ class EditTypeAttributes(bpy.types.Operator, tool.Ifc.Operator):
         obj = context.active_object
         if not obj:
             return {"CANCELLED"}
-        
+
         element = tool.Ifc.get_entity(obj)
         if not element:
             return {"CANCELLED"}
-        
+
         element_type = ifcopenshell.util.element.get_type(element)
         if not element_type:
             return {"CANCELLED"}
-        
+
         props = tool.Type.get_object_type_props(obj)
         attributes = bonsai.bim.helper.export_attributes(props.type_attributes)
-        
+
         ifcopenshell.api.attribute.edit_attributes(tool.Ifc.get(), product=element_type, attributes=attributes)
-        
+
         type_obj = tool.Ifc.get_object(element_type)
         if type_obj:
             tool.Root.set_object_name(type_obj, element_type)
-        
+
         bpy.ops.bim.disable_editing_type_attributes()
-         
+
         return {"FINISHED"}

src/bonsai/bonsai/bim/module/type/ui.py

@@ -124,27 +124,28 @@ class BIM_PT_type_attributes(Panel):
     def draw(self, context):
         if not TypeData.is_loaded:
             TypeData.load()
-        
+
         assert (layout := self.layout)
         assert (obj := context.active_object)
-        
+
         if not TypeData.data.get("relating_type"):
             layout.label(text="No Relating Type", icon="INFO")
             return
-        
+
         props = tool.Type.get_object_type_props(obj)
-        
+
         if props.is_editing_type_attributes:
             row = layout.row(align=True)
             row.operator("bim.edit_type_attributes", icon="CHECKMARK", text="Save Attributes")
             row.operator("bim.disable_editing_type_attributes", icon="CANCEL", text="")
-            
+
             import bonsai.bim.helper
+
             bonsai.bim.helper.draw_attributes(props.type_attributes, layout)
         else:
             row = layout.row()
             row.operator("bim.enable_editing_type_attributes", icon="GREASEPENCIL", text="Edit")
-            
+
             for attribute in TypeData.data["relating_type_attributes"]:
                 row = layout.row(align=True)
                 row.label(text=attribute["name"])

src/bonsai/bonsai/core/unit.py

@@ -28,9 +28,13 @@ if TYPE_CHECKING:
 
 def assign_scene_units(ifc: type[tool.Ifc], unit: type[tool.Unit]) -> None:
     if unit.is_scene_unit_metric():
-        lengthunit = ifc.run("unit.add_si_unit", unit_type="LENGTHUNIT", prefix=unit.get_scene_unit_si_prefix("LENGTHUNIT"))
+        lengthunit = ifc.run(
+            "unit.add_si_unit", unit_type="LENGTHUNIT", prefix=unit.get_scene_unit_si_prefix("LENGTHUNIT")
+        )
         areaunit = ifc.run("unit.add_si_unit", unit_type="AREAUNIT", prefix=unit.get_scene_unit_si_prefix("AREAUNIT"))
-        volumeunit = ifc.run("unit.add_si_unit", unit_type="VOLUMEUNIT", prefix=unit.get_scene_unit_si_prefix("VOLUMEUNIT"))
+        volumeunit = ifc.run(
+            "unit.add_si_unit", unit_type="VOLUMEUNIT", prefix=unit.get_scene_unit_si_prefix("VOLUMEUNIT")
+        )
         planeangleunit = ifc.run("unit.add_conversion_based_unit", name="degree")
         units = [lengthunit, areaunit, volumeunit, planeangleunit]
 

src/bonsai/bonsai/tool/root.py

@@ -91,20 +91,21 @@ class Root(bonsai.core.tool.Root):
         elif dest.is_a("IfcTypeProduct"):
             if not source.RepresentationMaps:
                 return copied_entities
-            
+
             # Copy representation maps while preserving mapped representation structures
             new_maps = []
             for i, rep_map in enumerate(source.RepresentationMaps):
                 source_rep = rep_map.MappedRepresentation
 
-                
                 # Copy the map itself
                 new_map = ifcopenshell.util.element.copy(tool.Ifc.get(), rep_map)
-                
+
                 # Handle the mapped representation - preserve mapping structure if present
-                if (source_rep.RepresentationType == 'MappedRepresentation' and 
-                    len(source_rep.Items) == 1 and 
-                    source_rep.Items[0].is_a("IfcMappedItem")):
+                if (
+                    source_rep.RepresentationType == "MappedRepresentation"
+                    and len(source_rep.Items) == 1
+                    and source_rep.Items[0].is_a("IfcMappedItem")
+                ):
                     # This is a mapped representation - preserve the structure
                     new_rep = ifcopenshell.util.element.copy(tool.Ifc.get(), source_rep)
                     new_rep.Items = [ifcopenshell.util.element.copy(tool.Ifc.get(), item) for item in source_rep.Items]
@@ -118,9 +119,9 @@ class Root(bonsai.core.tool.Root):
                         exclude_callback=exclude_callback,
                         copied_entities=copied_entities,
                     )
-                
+
                 new_maps.append(new_map)
-            
+
             dest.RepresentationMaps = new_maps
         return copied_entities
 

src/bonsai/test/core/test_unit.py

@@ -93,7 +93,6 @@ class TestAssignSceneUnits:
         ifc.run("unit.assign_unit", units=["lengthunit", "areaunit", "volumeunit", "planeangleunit"]).should_be_called()
         subject.assign_scene_units(ifc, unit)
 
-
     def test_creating_metric_units_with_conversion_based_mass_and_time(self, ifc, unit):
         unit.is_scene_unit_metric().should_be_called().will_return(True)
         unit.get_scene_unit_si_prefix("LENGTHUNIT").should_be_called().will_return("MILLI")

src/bonsai/test/tool/test_drawing.py

@@ -928,23 +928,24 @@ class TestAddReferenceImage(NewFile):
         uv_node = material_nodes["Texture Coordinate"]
         assert len(uv_node.outputs["Generated"].links[:]) == 1
 
+
 class TestAddReference(NewFile):
     def test_add_single_reference(self):
         """Test adding a single reference file (backward compatibility)"""
         bpy.ops.bim.create_project()
         ifc_path = Path("test/files/temp/test.ifc").absolute()
         bpy.ops.bim.save_project(filepath=str(ifc_path), should_save_as=True)
-        
+
         # Create a temporary SVG file
         svg_path = Path("test/files/temp/reference.svg").absolute()
         svg_path.parent.mkdir(parents=True, exist_ok=True)
         with open(svg_path, "w") as f:
             f.write('<svg xmlns="http://www.w3.org/2000/svg"></svg>')
-        
+
         try:
             # Add single reference
             bpy.ops.bim.add_reference(filepath=str(svg_path))
-            
+
             # Verify reference was added
             ifc = tool.Ifc.get()
             references = [doc for doc in ifc.by_type("IfcDocumentInformation") if doc.Scope == "REFERENCE"]
@@ -954,24 +955,24 @@ class TestAddReference(NewFile):
             # Cleanup
             if svg_path.exists():
                 svg_path.unlink()
-    
+
     def test_add_multiple_references(self):
         """Test adding multiple reference files at once"""
         bpy.ops.bim.create_project()
         ifc_path = Path("test/files/temp/test.ifc").absolute()
         bpy.ops.bim.save_project(filepath=str(ifc_path), should_save_as=True)
-        
+
         # Create temporary SVG files
         temp_dir = Path("test/files/temp").absolute()
         temp_dir.mkdir(parents=True, exist_ok=True)
-        
+
         svg_files = []
         for i in range(3):
             svg_path = temp_dir / f"reference_{i}.svg"
             with open(svg_path, "w") as f:
                 f.write('<svg xmlns="http://www.w3.org/2000/svg"></svg>')
             svg_files.append(svg_path)
-        
+
         try:
             # Test by directly calling core.add_document multiple times
             # (simulating what the operator does with multiple files)
@@ -979,12 +980,13 @@ class TestAddReference(NewFile):
             for svg_file in svg_files:
                 uri = tool.Ifc.get_uri(str(svg_file), use_relative_path=True)
                 from bonsai.bim import core
+
                 core.drawing.add_document(tool.Ifc, tool.Drawing, "REFERENCE", uri=uri)
-            
+
             # Verify all references were added
             references = [doc for doc in ifc.by_type("IfcDocumentInformation") if doc.Scope == "REFERENCE"]
             assert len(references) == 3
-            
+
             reference_names = {ref.Name for ref in references}
             expected_names = {f"reference_{i}" for i in range(3)}
             assert reference_names == expected_names