typing

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

@@ -982,14 +982,17 @@ class AddBoundary(bpy.types.Operator, tool.Ifc.Operator):
         self.set_boundary_name(parent_boundary)
         return parent_boundary
 
-    def get_face_matrix(self, p1, p2, p3):
+    def get_face_matrix(self, p1: Vector, p2: Vector, p3: Vector) -> Matrix:
         edge1 = p2 - p1
         edge2 = p3 - p1
         normal = edge1.cross(edge2)
+        assert isinstance(normal, Vector)
+
         z_axis = normal.normalized()
         x_axis = p2 - p1
         x_axis.normalize()
         y_axis = z_axis.cross(x_axis)
+        assert isinstance(y_axis, Vector)
 
         mat = Matrix()
         mat.col[0][:3] = x_axis
@@ -1059,7 +1062,7 @@ class AddBoundary(bpy.types.Operator, tool.Ifc.Operator):
 
         return surface
 
-    def set_boundary_name(self, boundary):
+    def set_boundary_name(self, boundary: ifcopenshell.entity_instance):
         """
         By convention 1stLevel and 2ndLevel boundary have specific name and description
         See https://ifc43-docs.standards.buildingsmart.org/IFC/RELEASE/IFC4x3/HTML/lexical/IfcRelSpaceBoundary.htm

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

@@ -24,7 +24,7 @@ import bonsai.tool as tool
 from bpy_extras.io_utils import ImportHelper, ExportHelper
 import bonsai.tool as tool
 import bonsai.core.cost as core
-from typing import get_args, TYPE_CHECKING
+from typing import get_args, TYPE_CHECKING, Literal
 
 
 class AddCostSchedule(bpy.types.Operator, tool.Ifc.Operator):
@@ -695,6 +695,9 @@ class ExportCostSchedules(bpy.types.Operator, ExportHelper):
         default=True,
     )
 
+    if TYPE_CHECKING:
+        format: Literal["CSV", "XLSX", "ODS"]
+
     @property
     def filename_ext(self) -> str:
         return f".{self.format.lower()}"

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

@@ -24,11 +24,13 @@ import ifcopenshell.util.representation
 import ifcopenshell.util.type
 import ifcopenshell.util.unit
 import ifcopenshell.api
+import ifcopenshell.api.type
 import bonsai.bim.helper
 import bonsai.tool as tool
 import bonsai.core.geometry
 import bonsai.core.type as core
 import bonsai.core.root
+from typing import TYPE_CHECKING
 
 
 class AssignType(bpy.types.Operator, tool.Ifc.Operator):
@@ -38,15 +40,18 @@ class AssignType(bpy.types.Operator, tool.Ifc.Operator):
     relating_type: bpy.props.IntProperty()
     related_object: bpy.props.StringProperty()
 
+    if TYPE_CHECKING:
+        relating_type: int
+        related_object: str
+
     def _execute(self, context):
         relating_type = tool.Ifc.get().by_id(
             self.relating_type or int(context.active_object.BIMTypeProperties.relating_type)
         )
-        related_objects = (
+        if self.related_object:
-            [bpy.data.objects.get(self.related_object)]
+            related_objects = [bpy.data.objects[self.related_object]]
-            if self.related_object
+        else:
-            else context.selected_objects or [context.active_object]
+            related_objects = tool.Blender.get_selected_objects()
-        )
         model_props = tool.Model.get_model_props()
         for obj in related_objects:
             element = tool.Ifc.get_entity(obj)
@@ -63,17 +68,24 @@ class UnassignType(bpy.types.Operator, tool.Ifc.Operator):
     bl_options = {"REGISTER", "UNDO"}
     related_object: bpy.props.StringProperty()
 
+    if TYPE_CHECKING:
+        related_object: str
+
     def _execute(self, context):
         def exclude_callback(attribute):
             return attribute.is_a("IfcProfileDef") and attribute.ProfileName
 
         self.file = tool.Ifc.get()
-        objs = [bpy.data.objects.get(self.related_object)] if self.related_object else context.selected_objects
+        if self.related_object:
-        for obj in objs:
+            related_objects = [bpy.data.objects[self.related_object]]
+        else:
+            related_objects = tool.Blender.get_selected_objects()
+
+        for obj in related_objects:
             element = tool.Ifc.get_entity(obj)
             if not element or not element.is_a("IfcObject"):
                 continue
-            ifcopenshell.api.run("type.unassign_type", self.file, related_objects=[element])
+            ifcopenshell.api.type.unassign_type(self.file, related_objects=[element])
 
             if element.Representation:
                 new_active_representation = None

src/bonsai/bonsai/core/cost.py

@@ -337,7 +337,10 @@ def calculate_cost_item_resource_value(ifc: tool.Ifc, cost_item: ifcopenshell.en
 
 
 def export_cost_schedules(
-    cost: tool.Cost, filepath: str, format: str, cost_schedule: Union[ifcopenshell.entity_instance, None] = None
+    cost: tool.Cost,
+    filepath: str,
+    format: Literal["CSV", "ODS", "XLSX"],
+    cost_schedule: Union[ifcopenshell.entity_instance, None] = None,
 ) -> Union[str, None]:
     cost.play_sound()
     return cost.export_cost_schedules(filepath, format, cost_schedule)

src/bonsai/bonsai/tool/cost.py

@@ -29,6 +29,7 @@ import bonsai.bim.helper
 import json
 from pathlib import Path
 from typing import Optional, Any, Generator, Union, Literal, TYPE_CHECKING
+from typing_extensions import assert_never
 
 if TYPE_CHECKING:
     from bonsai.bim.module.cost.prop import BIMCostProperties, CostItemQuantity
@@ -652,7 +653,10 @@ class Cost(bonsai.core.tool.Cost):
 
     @classmethod
     def export_cost_schedules(
-        cls, filepath: str, format: str, cost_schedule: Optional[ifcopenshell.entity_instance] = None
+        cls,
+        filepath: str,
+        format: Literal["CSV", "ODS", "XLSX"],
+        cost_schedule: Optional[ifcopenshell.entity_instance] = None,
     ) -> Union[str, None]:
         import subprocess
         import os
@@ -680,6 +684,8 @@ class Cost(bonsai.core.tool.Cost):
 
             writer = Ifc5DXlsxWriter(file=tool.Ifc.get(), output=path, cost_schedule=cost_schedule)
             writer.write()
+        else:
+            assert_never(format)
         try:
             if path:
                 if sys.platform == "win32":

src/ifcopenshell-python/ifcopenshell/api/type/assign_type.py

@@ -92,18 +92,14 @@ def assign_type(
     ambiguous, unknown or are so bespoke as to have no logical type.
 
     :param related_objects: The IfcElement occurrences.
-    :type related_objects: list[ifcopenshell.entity_instance]
     :param relating_type: The IfcElementType type.
-    :type relating_type: ifcopenshell.entity_instance
     :param should_map_representations: If a type has a representation map,
         IFC requires all occurrences to map those representations. Some IFC
         vendors might disobey this, or you might want to handle it
         yourusecase. In this scenario, you may set this to False.
         This also enabled adding material usages mapping.
-    :type should_map_representations: bool
     :return: The IfcRelDefinesByType relationship
         or `None` if `related_objects` was empty list.
-    :rtype: Union[ifcopenshell.entity_instance, None]
 
     Example:
 
@@ -177,29 +173,26 @@ def assign_type(
     """
     usecase = Usecase()
     usecase.file = file
-    usecase.settings = {
+    return usecase.execute(related_objects, relating_type, should_map_representations)
-        "related_objects": related_objects,
-        "relating_type": relating_type,
-        "should_map_representations": should_map_representations,
-    }
-    return usecase.execute()
 
 
 class Usecase:
     file: ifcopenshell.file
-    settings: dict[str, Any]
 
-    def execute(self):
+    def execute(
-        if not self.settings["related_objects"]:
+        self,
+        related_objects: list[ifcopenshell.entity_instance],
+        relating_type: ifcopenshell.entity_instance,
+        should_map_representations: bool,
+    ):
+        if not related_objects:
             return
 
-        related_objects = set(self.settings["related_objects"])
+        related_objects_set = set(related_objects)
-        relating_type = self.settings["relating_type"]
 
         ifc2x3 = self.file.schema == "IFC2X3"
 
-        related_objects = set(self.settings["related_objects"])
+        related_objects_set = set(related_objects)
-        relating_type = self.settings["relating_type"]
         if ifc2x3:
             types = next(iter(relating_type.ObjectTypeOf), None)
         else:
@@ -210,20 +203,20 @@ class Usecase:
         objects_with_types: list[ifcopenshell.entity_instance] = []
 
         # check if there is anything to change
-        for object in related_objects:
+        for obj in related_objects_set:
             if ifc2x3:
-                object_rel = next((i for i in object.IsDefinedBy if i.is_a("IfcRelDefinesByType")), None)
+                object_rel = next((i for i in obj.IsDefinedBy if i.is_a("IfcRelDefinesByType")), None)
             else:
-                object_rel = next(iter(object.IsTypedBy), None)
+                object_rel = next(iter(obj.IsTypedBy), None)
 
             if object_rel is None:
-                objects_without_types.append(object)
+                objects_without_types.append(obj)
                 continue
 
             # either rel doesn't exist or product is part of different rel
             if object_rel != types:
                 previous_types_rels.add(object_rel)
-                objects_with_types.append(object)
+                objects_with_types.append(obj)
 
         objects_to_change = objects_without_types + objects_with_types
         # nothing to change
@@ -232,7 +225,7 @@ class Usecase:
 
         # unassign from previous types
         for is_typed_by in previous_types_rels:
-            cur_related_objects = set(is_typed_by.RelatedObjects) - related_objects
+            cur_related_objects = set(is_typed_by.RelatedObjects) - related_objects_set
             if cur_related_objects:
                 is_typed_by.RelatedObjects = list(cur_related_objects)
                 ifcopenshell.api.owner.update_owner_history(self.file, **{"element": is_typed_by})
@@ -244,18 +237,18 @@ class Usecase:
 
         # assign objects to a new type
         if types:
-            types.RelatedObjects = list(set(types.RelatedObjects) | related_objects)
+            types.RelatedObjects = list(set(types.RelatedObjects) | related_objects_set)
             ifcopenshell.api.owner.update_owner_history(self.file, **{"element": types})
         else:
             types = self.file.create_entity(
                 "IfcRelDefinesByType",
                 GlobalId=ifcopenshell.guid.new(),
                 OwnerHistory=ifcopenshell.api.owner.create_owner_history(self.file),
-                RelatedObjects=list(related_objects),
+                RelatedObjects=list(related_objects_set),
                 RelatingType=relating_type,
             )
 
-        if self.settings["should_map_representations"]:
+        if should_map_representations:
             if getattr(relating_type, "RepresentationMaps", None):
                 for related_object in objects_to_change:
                     ifcopenshell.api.type.map_type_representations(
@@ -263,11 +256,13 @@ class Usecase:
                         related_object=related_object,
                         relating_type=relating_type,
                     )
-            self.map_material_usages(objects_to_change)
+            self.map_material_usages(objects_to_change, relating_type)
         return types
 
-    def map_material_usages(self, related_objects: Iterable[ifcopenshell.entity_instance]) -> None:
+    def map_material_usages(
-        type_material = ifcopenshell.util.element.get_material(self.settings["relating_type"])
+        self, related_objects: list[ifcopenshell.entity_instance], relating_type: ifcopenshell.entity_instance
+    ) -> None:
+        type_material = ifcopenshell.util.element.get_material(relating_type)
         if not type_material:
             return
         ifc_class = type_material.is_a()