replace settings=None with {}

src/ifcopenshell-python/ifcopenshell/api/geometry/add_representation.py

@@ -6,7 +6,7 @@ from blenderbim.bim.module.geometry.helper import Helper
 
 
 class Usecase:
-    def __init__(self, file, settings=None):
+    def __init__(self, file, settings={}):
         # TODO: This usecase currently depends on Blender's data model
         self.file = file
         self.settings = {

src/ifcopenshell-python/ifcopenshell/api/geometry/assign_representation.py

@@ -1,5 +1,5 @@
 class Usecase:
-    def __init__(self, file, settings=None):
+    def __init__(self, file, settings={}):
         self.file = file
         self.settings = {"product": None, "representation": None}
         for key, value in settings.items():

src/ifcopenshell-python/ifcopenshell/api/geometry/assign_styles.py

@@ -1,5 +1,5 @@
 class Usecase:
-    def __init__(self, file, settings=None):
+    def __init__(self, file, settings={}):
         self.file = file
         self.settings = {
             "shape_representation": None,

src/ifcopenshell-python/ifcopenshell/api/geometry/edit_object_placement.py

@@ -4,7 +4,7 @@ import ifcopenshell.util.placement
 
 
 class Usecase:
-    def __init__(self, file, settings=None):
+    def __init__(self, file, settings={}):
         self.file = file
         self.settings = {"product": None, "matrix": np.eye(4)}
         for key, value in settings.items():

src/ifcopenshell-python/ifcopenshell/api/geometry/map_representation.py

@@ -1,5 +1,5 @@
 class Usecase:
-    def __init__(self, file, settings=None):
+    def __init__(self, file, settings={}):
         self.file = file
         self.settings = {"representation": None}
         self.ifc_vertices = []

src/ifcopenshell-python/ifcopenshell/api/geometry/remove_representation.py

@@ -2,7 +2,7 @@ import ifcopenshell.util.element
 
 
 class Usecase:
-    def __init__(self, file, settings=None):
+    def __init__(self, file, settings={}):
         self.file = file
         self.settings = {"representation": None}
         for key, value in settings.items():

src/ifcopenshell-python/ifcopenshell/api/geometry/unassign_representation.py

@@ -3,7 +3,7 @@ import ifcopenshell.util.element
 
 
 class Usecase:
-    def __init__(self, file, settings=None):
+    def __init__(self, file, settings={}):
         self.file = file
         self.settings = {"product": None, "representation": None}
         for key, value in settings.items():