ruff - check for more unused imports

src/bsdd/bsdd.py

@@ -984,7 +984,6 @@ class Client:
 def apply_ifc_classification_properties(
     ifc_file: ifcopenshell.file, element: ifcopenshell.entity_instance, classificationProperties: dict[str, Any]
 ) -> None:
-    import ifcopenshell.api
     import ifcopenshell.api.pset
     import ifcopenshell.util.element
 

src/bsdd/pyproject.toml

@@ -43,3 +43,9 @@ Issues = "https://github.com/IfcOpenShell/IfcOpenShell/issues"
 
 [tool.setuptools]
 py-modules = ["bsdd","bsdd_json","type_hints"]
+
+[tool.ruff]
+extend = "../../pyproject.toml"
+lint.select = [
+  "F401",  # unused imports
+]