diff --git a/src/bonsai/bonsai/bim/import_ifc.py b/src/bonsai/bonsai/bim/import_ifc.py
index b33b0127d5..42e1f55621 100644
--- a/src/bonsai/bonsai/bim/import_ifc.py
+++ b/src/bonsai/bonsai/bim/import_ifc.py
@@ -662,7 +662,7 @@ class IfcImporter:
         settings: Optional[ifcopenshell.geom.main.settings] = None,
     ) -> set[ifcopenshell.entity_instance]:
         checkpoint = time.time()
-        results = set()
+        results: set[ifcopenshell.entity_instance] = set()
         if not products:
             return results
 
diff --git a/src/bonsai/bonsai/bim/module/bsdd/prop.py b/src/bonsai/bonsai/bim/module/bsdd/prop.py
index ea3260909d..caa260cda6 100644
--- a/src/bonsai/bonsai/bim/module/bsdd/prop.py
+++ b/src/bonsai/bonsai/bim/module/bsdd/prop.py
@@ -35,7 +35,7 @@ from bpy.props import (
 from typing import Union, TYPE_CHECKING, Literal
 
 
-def get_active_dictionary(self, context):
+def get_active_dictionary(self: "BIMBSDDProperties", context: object) -> tool.Blender.BLENDER_ENUM_ITEMS:
     if not BSDDData.is_loaded:
         BSDDData.load()
     return BSDDData.data["active_dictionary"]
diff --git a/src/bonsai/bonsai/bim/module/fm/__init__.py b/src/bonsai/bonsai/bim/module/fm/__init__.py
index 3b351dbe0e..dc26a6379c 100644
--- a/src/bonsai/bonsai/bim/module/fm/__init__.py
+++ b/src/bonsai/bonsai/bim/module/fm/__init__.py
@@ -16,6 +16,8 @@
 # You should have received a copy of the GNU General Public License
 # along with Bonsai.  If not, see <http://www.gnu.org/licenses/>.
 
+# pyright: reportAttributeAccessIssue=false
+
 import bpy
 from . import ui, prop, operator
 
diff --git a/src/bonsai/bonsai/bim/module/fm/operator.py b/src/bonsai/bonsai/bim/module/fm/operator.py
index 919fd76821..cda36598db 100644
--- a/src/bonsai/bonsai/bim/module/fm/operator.py
+++ b/src/bonsai/bonsai/bim/module/fm/operator.py
@@ -36,24 +36,25 @@ class ExecuteIfcFM(bpy.types.Operator, ExportHelper):
 
     @property
     def filename_ext(self) -> str:
-        props = bpy.context.scene.BIMFMProperties
+        props = tool.Blender.get_fm_props()
         return f".{props.format}"
 
     def draw(self, context):
+        assert self.layout
         layout = self.layout
-        props = context.scene.BIMFMProperties
+        props = tool.Blender.get_fm_props()
         layout.prop(props, "format")
 
     @classmethod
     def poll(cls, context):
-        props = context.scene.BIMFMProperties
+        props = tool.Blender.get_fm_props()
         if not props.should_load_from_memory and not props.ifc_files.single_file:
             cls.poll_message_set("Select an IFC file or use 'load from memory' if it's loaded in Bonsai.")
             return False
         return True
 
     def execute(self, context):
-        props = context.scene.BIMFMProperties
+        props = tool.Blender.get_fm_props()
         ifc_file = tool.Ifc.get()
         filepaths = []
         if ifc_file and props.should_load_from_memory:
@@ -95,7 +96,7 @@ class SelectFMSpreadsheetFiles(bpy.types.Operator, ImportHelper):
     files: bpy.props.CollectionProperty(name="File Path", type=bpy.types.OperatorFileListElement)
 
     def execute(self, context):
-        props = context.scene.BIMFMProperties
+        props = tool.Blender.get_fm_props()
         props.spreadsheet_files.clear()
         dirname = os.path.dirname(self.filepath)
         for f in self.files:
@@ -112,24 +113,24 @@ class ExecuteIfcFMFederate(bpy.types.Operator, ExportHelper):
 
     @property
     def filename_ext(self) -> str:
-        props = bpy.context.scene.BIMFMProperties
+        props = tool.Blender.get_fm_props()
         return f".{props.format}"
 
     def draw(self, context):
         layout = self.layout
-        props = context.scene.BIMFMProperties
+        props = tool.Blender.get_fm_props()
         layout.prop(props, "format")
 
     @classmethod
     def poll(cls, context):
-        props = context.scene.BIMFMProperties
+        props = tool.Blender.get_fm_props()
         if not props.spreadsheet_files:
             cls.poll_message_set("No spreadsheet files selected.")
             return False
         return True
 
     def execute(self, context):
-        props = context.scene.BIMFMProperties
+        props = tool.Blender.get_fm_props()
         parser = ifcfm.Parser(preset=props.engine)
         parser.federate([f.name for f in props.spreadsheet_files])
         writer = ifcfm.Writer(parser)
diff --git a/src/bonsai/bonsai/bim/module/fm/prop.py b/src/bonsai/bonsai/bim/module/fm/prop.py
index 2e7c1c469f..25db89224f 100644
--- a/src/bonsai/bonsai/bim/module/fm/prop.py
+++ b/src/bonsai/bonsai/bim/module/fm/prop.py
@@ -17,6 +17,7 @@
 # along with Bonsai.  If not, see <http://www.gnu.org/licenses/>.
 
 import bpy
+import bonsai.tool as tool
 from bonsai.bim.module.fm.data import FMData
 from bonsai.bim.prop import MultipleFileSelect, StrProperty
 from bpy.types import PropertyGroup
@@ -30,9 +31,10 @@ from bpy.props import (
     FloatVectorProperty,
     CollectionProperty,
 )
+from typing import TYPE_CHECKING, Literal
 
 
-def get_engine(self, context):
+def get_engine(self: "BIMFMProperties", context: object) -> tool.Blender.BLENDER_ENUM_ITEMS:
     if not FMData.is_loaded:
         FMData.load()
     return FMData.data["engine"]
@@ -57,3 +59,10 @@ class BIMFMProperties(PropertyGroup):
         default="ods",
         options=set(),
     )
+
+    if TYPE_CHECKING:
+        ifc_files: MultipleFileSelect
+        spreadsheet_files: bpy.types.bpy_prop_collection_idprop[StrProperty]
+        should_load_from_memory: bool
+        engine: str
+        format: Literal["csv", "xlsx", "ods"]
diff --git a/src/bonsai/bonsai/bim/module/fm/ui.py b/src/bonsai/bonsai/bim/module/fm/ui.py
index 89cd764adf..fa889c61fd 100644
--- a/src/bonsai/bonsai/bim/module/fm/ui.py
+++ b/src/bonsai/bonsai/bim/module/fm/ui.py
@@ -33,11 +33,11 @@ class BIM_PT_fm(Panel):
         if not FMData.is_loaded:
             FMData.load()
 
+        assert self.layout
         layout = self.layout
         layout.use_property_split = True
 
-        scene = context.scene
-        props = scene.BIMFMProperties
+        props = tool.Blender.get_fm_props()
 
         if tool.Ifc.get():
             row = layout.row()
diff --git a/src/bonsai/bonsai/bim/module/sequence/__init__.py b/src/bonsai/bonsai/bim/module/sequence/__init__.py
index 6f3ef6b52a..0f75c6a1ba 100644
--- a/src/bonsai/bonsai/bim/module/sequence/__init__.py
+++ b/src/bonsai/bonsai/bim/module/sequence/__init__.py
@@ -16,6 +16,8 @@
 # You should have received a copy of the GNU General Public License
 # along with Bonsai.  If not, see <http://www.gnu.org/licenses/>.
 
+# pyright: reportAttributeAccessIssue=false
+
 import bpy
 from . import ui, prop, operator
 
diff --git a/src/bonsai/bonsai/bim/module/sequence/data.py b/src/bonsai/bonsai/bim/module/sequence/data.py
index 6fdb0add3f..82caef39fe 100644
--- a/src/bonsai/bonsai/bim/module/sequence/data.py
+++ b/src/bonsai/bonsai/bim/module/sequence/data.py
@@ -367,9 +367,10 @@ class WorkPlansData:
     @classmethod
     def active_work_plan_schedules(cls):
         results = []
-        if not bpy.context.scene.BIMWorkPlanProperties.active_work_plan_id:
+        props = tool.Sequence.get_work_plan_props()
+        if not props.active_work_plan_id:
             return []
-        for rel in tool.Ifc.get().by_id(bpy.context.scene.BIMWorkPlanProperties.active_work_plan_id).IsDecomposedBy:
+        for rel in tool.Ifc.get().by_id(props.active_work_plan_id).IsDecomposedBy:
             for work_schedule in rel.RelatedObjects:
                 results.append({"id": work_schedule.id(), "name": work_schedule.Name or "Unnamed"})
         return results
diff --git a/src/bonsai/bonsai/bim/module/sequence/operator.py b/src/bonsai/bonsai/bim/module/sequence/operator.py
index 883142ec8d..25e03dbbac 100644
--- a/src/bonsai/bonsai/bim/module/sequence/operator.py
+++ b/src/bonsai/bonsai/bim/module/sequence/operator.py
@@ -140,10 +140,11 @@ class EditWorkPlan(bpy.types.Operator, tool.Ifc.Operator):
     bl_label = "Edit Work Plan"
 
     def _execute(self, context):
+        props = tool.Sequence.get_work_plan_props()
         core.edit_work_plan(
             tool.Ifc,
             tool.Sequence,
-            work_plan=tool.Ifc.get().by_id(context.scene.BIMWorkPlanProperties.active_work_plan_id),
+            work_plan=tool.Ifc.get().by_id(props.active_work_plan_id),
         )
 
 
diff --git a/src/bonsai/bonsai/bim/module/sequence/ui.py b/src/bonsai/bonsai/bim/module/sequence/ui.py
index ce8bf2a3f3..4c1d1fedda 100644
--- a/src/bonsai/bonsai/bim/module/sequence/ui.py
+++ b/src/bonsai/bonsai/bim/module/sequence/ui.py
@@ -88,7 +88,8 @@ class BIM_PT_work_plans(Panel):
     def draw(self, context):
         if not WorkPlansData.is_loaded:
             WorkPlansData.load()
-        self.props = context.scene.BIMWorkPlanProperties
+        assert self.layout
+        self.props = tool.Sequence.get_work_plan_props()
 
         row = self.layout.row()
         if WorkPlansData.data["total_work_plans"]:
@@ -99,7 +100,7 @@ class BIM_PT_work_plans(Panel):
         for work_plan in WorkPlansData.data["work_plans"]:
             self.draw_work_plan_ui(work_plan)
 
-    def draw_work_plan_ui(self, work_plan):
+    def draw_work_plan_ui(self, work_plan: dict[str, Any]) -> None:
         row = self.layout.row(align=True)
         row.label(text=work_plan["name"], icon="TEXT")
         if self.props.active_work_plan_id == work_plan["id"]:
@@ -121,10 +122,10 @@ class BIM_PT_work_plans(Panel):
             elif self.props.editing_type == "SCHEDULES":
                 self.draw_work_schedule_ui()
 
-    def draw_editable_ui(self):
+    def draw_editable_ui(self) -> None:
         draw_attributes(self.props.work_plan_attributes, self.layout)
 
-    def draw_work_schedule_ui(self):
+    def draw_work_schedule_ui(self) -> None:
         if WorkPlansData.data["has_work_schedules"]:
             row = self.layout.row(align=True)
             row.prop(self.props, "work_schedules", text="")
@@ -177,7 +178,8 @@ class BIM_PT_work_schedules(Panel):
         for work_schedule_id, work_schedule in SequenceData.data["work_schedules"].items():
             self.draw_work_schedule_ui(work_schedule_id, work_schedule)
 
-    def draw_work_schedule_ui(self, work_schedule_id, work_schedule):
+    def draw_work_schedule_ui(self, work_schedule_id: int, work_schedule: dict[str, Any]) -> None:
+        assert self.layout
         if work_schedule["PredefinedType"] == "BASELINE":
             self.draw_readonly_work_schedule_ui(work_schedule_id)
         else:
@@ -250,7 +252,7 @@ class BIM_PT_work_schedules(Panel):
                     self.draw_column_ui()
                     self.draw_editable_task_ui(work_schedule_id)
 
-    def draw_task_operators(self):
+    def draw_task_operators(self) -> None:
         row = self.layout.row(align=True)
         row.alignment = "RIGHT"
         ifc_definition_id = None
@@ -285,9 +287,10 @@ class BIM_PT_work_schedules(Panel):
                 row.operator("bim.duplicate_task", text="Copy", icon="DUPLICATE").task = ifc_definition_id
                 row.operator("bim.remove_task", text="Delete", icon="X").task = ifc_definition_id
 
-    def draw_column_ui(self):
+    def draw_column_ui(self) -> None:
         if not self.props.should_show_column_ui:
             return
+        assert self.layout
         row = self.layout.row()
         row.operator("bim.setup_default_task_columns", text="Setup Default Columns", icon="ANCHOR_BOTTOM")
         row.alignment = "RIGHT"
@@ -318,7 +321,8 @@ class BIM_PT_work_schedules(Panel):
     def draw_editable_work_schedule_ui(self):
         draw_attributes(self.props.work_schedule_attributes, self.layout)
 
-    def draw_editable_task_ui(self, work_schedule_id):
+    def draw_editable_task_ui(self, work_schedule_id: int) -> None:
+        assert self.layout
         row = self.layout.row(align=True)
         row.label(text="Task Tools")
         row = self.layout.row(align=True)
diff --git a/src/bonsai/bonsai/bim/operator.py b/src/bonsai/bonsai/bim/operator.py
index 2fbba0223b..5fa3315e9a 100644
--- a/src/bonsai/bonsai/bim/operator.py
+++ b/src/bonsai/bonsai/bim/operator.py
@@ -47,7 +47,7 @@ from collections.abc import Iterable
 from natsort import natsorted
 
 if TYPE_CHECKING:
-    from bonsai.bim.prop import MultipleFileSelect
+    from bonsai.bim.prop import MultipleFileSelect, Attribute
 
 
 class SetTab(bpy.types.Operator):
@@ -1343,7 +1343,7 @@ class BIM_OT_attribute_search_values(bpy.types.Operator):
     collection_values: bpy.props.CollectionProperty(type=StrProperty, options={"SKIP_SAVE"})
 
     @staticmethod
-    def resolve_data_path(data_path: str) -> tuple[str, object]:
+    def resolve_data_path(data_path: str) -> tuple[str, "Attribute"]:
         """Resolve the data path of an object's attribute to get the attribute name and the object."""
         path_parts = data_path.split(".")
         obj_path = ".".join(path_parts[:-1])
@@ -1361,11 +1361,12 @@ class BIM_OT_attribute_search_values(bpy.types.Operator):
         for value in string_values:
             self.collection_values.add().name = value
 
+        assert context.window_manager
         return context.window_manager.invoke_props_dialog(self)
 
-    def get_unique_attribute_values(self):
+    def get_unique_attribute_values(self) -> list[str]:
         ifc_file = tool.Ifc.get()
-        unique_values = set()
+        unique_values: set[str] = set()
         ifc_class = self.attribute_ifc_class
 
         elements = ifc_file.by_type(ifc_class, include_subtypes=True)
@@ -1379,7 +1380,8 @@ class BIM_OT_attribute_search_values(bpy.types.Operator):
 
         return list(unique_values)
 
-    def draw(self, context):
+    def draw(self, context) -> None:
+        assert self.layout
         row = self.layout.row()
         row.label(text=f"Select {self.attribute_name} value:")
         row = self.layout.row()
diff --git a/src/bonsai/bonsai/tool/blender.py b/src/bonsai/bonsai/tool/blender.py
index a5148496b4..cabb1bc117 100644
--- a/src/bonsai/bonsai/tool/blender.py
+++ b/src/bonsai/bonsai/tool/blender.py
@@ -61,6 +61,7 @@ if TYPE_CHECKING:
     from bonsai.bim.module.constraint.prop import BIMConstraintProperties, BIMObjectConstraintProperties
     from bonsai.bim.module.csv.prop import CsvProperties
     from bonsai.bim.module.diff.prop import DiffProperties
+    from bonsai.bim.module.fm.prop import BIMFMProperties
     from bonsai.bim.module.group.prop import BIMGroupProperties
     from bonsai.bim.module.light.prop import BIMSolarProperties, RadianceExporterProperties
 
@@ -1663,51 +1664,56 @@ class Blender(bonsai.core.tool.Blender):
 
     @classmethod
     def get_object_constraint_props(cls, obj: bpy.types.Object) -> BIMObjectConstraintProperties:
-        return obj.BIMObjectConstraintProperties
+        return obj.BIMObjectConstraintProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_constraint_props(cls) -> BIMConstraintProperties:
         assert (scene := bpy.context.scene)
-        return scene.BIMConstraintProperties
+        return scene.BIMConstraintProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_csv_props(cls) -> CsvProperties:
         assert (scene := bpy.context.scene)
-        return scene.CsvProperties
+        return scene.CsvProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_diff_props(cls) -> DiffProperties:
         assert (scene := bpy.context.scene)
-        return scene.DiffProperties
+        return scene.DiffProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_group_props(cls) -> BIMGroupProperties:
         assert (scene := bpy.context.scene)
-        return scene.BIMGroupProperties
+        return scene.BIMGroupProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_bim_props(cls, scene: Optional[bpy.types.Scene] = None) -> BIMProperties:
         if scene is None:
-            scene = bpy.context.scene
-        return scene.BIMProperties
+            assert (scene := bpy.context.scene)
+        return scene.BIMProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_object_bim_props(cls, obj: bpy.types.Object) -> BIMObjectProperties:
-        return obj.BIMObjectProperties
+        return obj.BIMObjectProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_object_attribute_props(cls, obj: bpy.types.Object) -> BIMAttributeProperties:
-        return obj.BIMAttributeProperties
+        return obj.BIMAttributeProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_solar_props(cls) -> BIMSolarProperties:
         assert (scene := bpy.context.scene)
-        return scene.BIMSolarProperties
+        return scene.BIMSolarProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_radiance_exporter_props(cls) -> RadianceExporterProperties:
         assert (scene := bpy.context.scene)
-        return scene.BIMRadianceExporeterProperies
+        return scene.BIMRadianceExporeterProperies  # pyright: ignore[reportAttributeAccessIssue]
+
+    @classmethod
+    def get_fm_props(cls) -> BIMFMProperties:
+        assert (scene := bpy.context.scene)
+        return scene.BIMFMProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_ifc_definition_id(cls, obj: IFC_CONNECTED_TYPE) -> int:
diff --git a/src/bonsai/bonsai/tool/sequence.py b/src/bonsai/bonsai/tool/sequence.py
index c0c5f260c5..bafbe74969 100644
--- a/src/bonsai/bonsai/tool/sequence.py
+++ b/src/bonsai/bonsai/tool/sequence.py
@@ -45,10 +45,11 @@ from mathutils import Color
 if TYPE_CHECKING:
     import bonsai.bim.prop
     from bonsai.bim.module.sequence.prop import (
-        BIMTaskTreeProperties,
-        BIMWorkScheduleProperties,
         BIMAnimationProperties,
         BIMStatusProperties,
+        BIMTaskTreeProperties,
+        BIMWorkPlanProperties,
+        BIMWorkScheduleProperties,
     )
 
 
@@ -58,21 +59,29 @@ class Sequence(bonsai.core.tool.Sequence):
 
     @classmethod
     def get_animation_props(cls) -> BIMAnimationProperties:
-        return bpy.context.scene.BIMAnimationProperties
+        assert (scene := bpy.context.scene)
+        return scene.BIMAnimationProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_task_tree_props(cls) -> BIMTaskTreeProperties:
-        return bpy.context.scene.BIMTaskTreeProperties
+        assert (scene := bpy.context.scene)
+        return scene.BIMTaskTreeProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_work_schedule_props(cls) -> BIMWorkScheduleProperties:
-        return bpy.context.scene.BIMWorkScheduleProperties
+        assert (scene := bpy.context.scene)
+        return scene.BIMWorkScheduleProperties  # pyright: ignore[reportAttributeAccessIssue]
 
     @classmethod
     def get_status_props(cls) -> BIMStatusProperties:
         assert (scene := bpy.context.scene)
         return scene.BIMStatusProperties  # pyright: ignore[reportAttributeAccessIssue]
 
+    @classmethod
+    def get_work_plan_props(cls) -> BIMWorkPlanProperties:
+        assert (scene := bpy.context.scene)
+        return scene.BIMWorkPlanProperties  # pyright: ignore[reportAttributeAccessIssue]
+
     @classmethod
     def get_work_plan_attributes(cls) -> dict[str, Any]:
         import bonsai.bim.module.sequence.helper as helper
@@ -91,7 +100,7 @@ class Sequence(bonsai.core.tool.Sequence):
                 attributes[prop.name] = helper.parse_duration(prop.string_value)
                 return True
 
-        props = bpy.context.scene.BIMWorkPlanProperties
+        props = cls.get_work_plan_props()
         return bonsai.bim.helper.export_attributes(props.work_plan_attributes, callback)
 
     @classmethod
@@ -101,25 +110,28 @@ class Sequence(bonsai.core.tool.Sequence):
                 prop.string_value = "" if prop.is_null else data[name]
                 return True
 
-        props = bpy.context.scene.BIMWorkPlanProperties
+        props = cls.get_work_plan_props()
         props.work_plan_attributes.clear()
         bonsai.bim.helper.import_attributes2(work_plan, props.work_plan_attributes, callback)
 
     @classmethod
     def enable_editing_work_plan(cls, work_plan: Union[ifcopenshell.entity_instance, None]) -> None:
         if work_plan:
-            bpy.context.scene.BIMWorkPlanProperties.active_work_plan_id = work_plan.id()
-            bpy.context.scene.BIMWorkPlanProperties.editing_type = "ATTRIBUTES"
+            props = cls.get_work_plan_props()
+            props.active_work_plan_id = work_plan.id()
+            props.editing_type = "ATTRIBUTES"
 
     @classmethod
     def disable_editing_work_plan(cls) -> None:
-        bpy.context.scene.BIMWorkPlanProperties.active_work_plan_id = 0
+        props = cls.get_work_plan_props()
+        props.active_work_plan_id = 0
 
     @classmethod
     def enable_editing_work_plan_schedules(cls, work_plan: Union[ifcopenshell.entity_instance, None]) -> None:
         if work_plan:
-            bpy.context.scene.BIMWorkPlanProperties.active_work_plan_id = work_plan.id()
-            bpy.context.scene.BIMWorkPlanProperties.editing_type = "SCHEDULES"
+            props = cls.get_work_plan_props()
+            props.active_work_plan_id = work_plan.id()
+            props.editing_type = "SCHEDULES"
 
     @classmethod
     def get_work_schedule_attributes(cls) -> dict[str, Any]:
diff --git a/src/ifcopenshell-python/ifcopenshell/ifcopenshell_wrapper.pyi b/src/ifcopenshell-python/ifcopenshell/ifcopenshell_wrapper.pyi
index 6ab95a2c9f..07a42246ba 100644
--- a/src/ifcopenshell-python/ifcopenshell/ifcopenshell_wrapper.pyi
+++ b/src/ifcopenshell-python/ifcopenshell/ifcopenshell_wrapper.pyi
@@ -318,12 +318,21 @@ class Iterator:
     def get_native(self): ...
     def get_object(self, id): ...
     def had_error_processing_elements(self): ...
-    def initialize(self): ...
+    def initialize(self) -> bool:
+        """Return true if the iterator is initialized with any elements, false otherwise."""
+        ...
+
     def next(self): ...
     def process_concurrently(self): ...
     def process_finished_rep(self, rep): ...
-    def progress(self): ...
-    def set_cache(self, cache): ...
+    def progress(self) -> int:
+        """Return current progress (0-100).
+
+        Updated after processing each representation.
+        """
+        ...
+
+    def set_cache(self, cache: GeometrySerializer): ...
     def unit_magnitude(self): ...
     def unit_name(self): ...