diff --git a/rerun_py/rerun_sdk/rerun2/components/class_id_ext.py b/rerun_py/rerun_sdk/rerun2/components/class_id_ext.py
index d1245495e9d7d..c122ac602b3ed 100644
--- a/rerun_py/rerun_sdk/rerun2/components/class_id_ext.py
+++ b/rerun_py/rerun_sdk/rerun2/components/class_id_ext.py
@@ -10,7 +10,7 @@
 
 class ClassIdArrayExt:
     @staticmethod
-    def _from_similar(data: Any | None, *, mono: type, mono_aliases: Type, many: type, many_aliases: Type, arrow: type):
+    def _from_similar(data: Any | None, *, mono: type, mono_aliases: type, many: type, many_aliases: type, arrow: type):
         if isinstance(data, Sequence) and (len(data) > 0 and isinstance(data[0], mono)):
             array = np.asarray([class_id.id for class_id in data], np.uint16)
         else:
diff --git a/rerun_py/rerun_sdk/rerun2/components/color_ext.py b/rerun_py/rerun_sdk/rerun2/components/color_ext.py
index 69eb1b297906c..191ec6f9e4427 100644
--- a/rerun_py/rerun_sdk/rerun2/components/color_ext.py
+++ b/rerun_py/rerun_sdk/rerun2/components/color_ext.py
@@ -12,7 +12,7 @@
 
 class ColorArrayExt:
     @staticmethod
-    def _from_similar(data: Any | None, *, mono: type, mono_aliases: Type, many: type, many_aliases: Type, arrow: type):
+    def _from_similar(data: Any | None, *, mono: type, mono_aliases: type, many: type, many_aliases: type, arrow: type):
         """
         Normalize flexible colors arrays.
 
diff --git a/rerun_py/rerun_sdk/rerun2/components/draw_order_ext.py b/rerun_py/rerun_sdk/rerun2/components/draw_order_ext.py
index 74de529821e59..06cfc19c84901 100644
--- a/rerun_py/rerun_sdk/rerun2/components/draw_order_ext.py
+++ b/rerun_py/rerun_sdk/rerun2/components/draw_order_ext.py
@@ -10,7 +10,7 @@
 
 class DrawOrderArrayExt:
     @staticmethod
-    def _from_similar(data: Any | None, *, mono: type, mono_aliases: Type, many: type, many_aliases: Type, arrow: type):
+    def _from_similar(data: Any | None, *, mono: type, mono_aliases: type, many: type, many_aliases: type, arrow: type):
         if isinstance(data, Sequence) and (len(data) > 0 and isinstance(data[0], mono)):
             array = np.asarray([draw_order.value for draw_order in data], np.float32)
         else:
diff --git a/rerun_py/rerun_sdk/rerun2/components/instance_key_ext.py b/rerun_py/rerun_sdk/rerun2/components/instance_key_ext.py
index 995b3359cabec..99b4418f47f9f 100644
--- a/rerun_py/rerun_sdk/rerun2/components/instance_key_ext.py
+++ b/rerun_py/rerun_sdk/rerun2/components/instance_key_ext.py
@@ -10,7 +10,7 @@
 
 class InstanceKeyArrayExt:
     @staticmethod
-    def _from_similar(data: Any | None, *, mono: type, mono_aliases: Type, many: type, many_aliases: Type, arrow: type):
+    def _from_similar(data: Any | None, *, mono: type, mono_aliases: type, many: type, many_aliases: type, arrow: type):
         if isinstance(data, Sequence) and (len(data) > 0 and isinstance(data[0], mono)):
             array = np.asarray([datum.value for datum in data], np.uint64)
         else:
diff --git a/rerun_py/rerun_sdk/rerun2/components/keypoint_id_ext.py b/rerun_py/rerun_sdk/rerun2/components/keypoint_id_ext.py
index a9f6140de6c9a..6e870b697011b 100644
--- a/rerun_py/rerun_sdk/rerun2/components/keypoint_id_ext.py
+++ b/rerun_py/rerun_sdk/rerun2/components/keypoint_id_ext.py
@@ -10,7 +10,7 @@
 
 class KeypointIdArrayExt:
     @staticmethod
-    def _from_similar(data: Any | None, *, mono: type, mono_aliases: Type, many: type, many_aliases: Type, arrow: type):
+    def _from_similar(data: Any | None, *, mono: type, mono_aliases: type, many: type, many_aliases: type, arrow: type):
         if isinstance(data, Sequence) and (len(data) > 0 and isinstance(data[0], mono)):
             array = np.asarray([class_id.id for class_id in data], np.uint16)
         else:
diff --git a/rerun_py/rerun_sdk/rerun2/components/label_ext.py b/rerun_py/rerun_sdk/rerun2/components/label_ext.py
index 2f58fb56ae7aa..6096a1903b793 100644
--- a/rerun_py/rerun_sdk/rerun2/components/label_ext.py
+++ b/rerun_py/rerun_sdk/rerun2/components/label_ext.py
@@ -9,7 +9,7 @@
 
 class LabelArrayExt:
     @staticmethod
-    def _from_similar(data: Any | None, *, mono: type, mono_aliases: Type, many: type, many_aliases: Type, arrow: type):
+    def _from_similar(data: Any | None, *, mono: type, mono_aliases: type, many: type, many_aliases: type, arrow: type):
         if isinstance(data, Sequence):
             array = [str(datum) for datum in data]
         else:
diff --git a/rerun_py/rerun_sdk/rerun2/components/point2d_ext.py b/rerun_py/rerun_sdk/rerun2/components/point2d_ext.py
index 6c7b6db3534af..c774fd623830f 100644
--- a/rerun_py/rerun_sdk/rerun2/components/point2d_ext.py
+++ b/rerun_py/rerun_sdk/rerun2/components/point2d_ext.py
@@ -10,7 +10,7 @@
 
 class Point2DArrayExt:
     @staticmethod
-    def _from_similar(data: Any | None, *, mono: type, mono_aliases: Type, many: type, many_aliases: Type, arrow: type):
+    def _from_similar(data: Any | None, *, mono: type, mono_aliases: type, many: type, many_aliases: type, arrow: type):
         if isinstance(data, Sequence) and (len(data) > 0 and isinstance(data[0], mono)):
             arrays = [np.asarray(datum) for datum in data]
         else:
diff --git a/rerun_py/rerun_sdk/rerun2/components/radius_ext.py b/rerun_py/rerun_sdk/rerun2/components/radius_ext.py
index 9a8c95e1c6210..e285a3575f66a 100644
--- a/rerun_py/rerun_sdk/rerun2/components/radius_ext.py
+++ b/rerun_py/rerun_sdk/rerun2/components/radius_ext.py
@@ -10,7 +10,7 @@
 
 class RadiusArrayExt:
     @staticmethod
-    def _from_similar(data: Any | None, *, mono: type, mono_aliases: Type, many: type, many_aliases: Type, arrow: type):
+    def _from_similar(data: Any | None, *, mono: type, mono_aliases: type, many: type, many_aliases: type, arrow: type):
         if isinstance(data, Sequence) and (len(data) > 0 and isinstance(data[0], mono)):
             array = np.asarray([radius.value for radius in data], np.float32)
         else:
diff --git a/rerun_py/rerun_sdk/rerun2/datatypes/vec2d_ext.py b/rerun_py/rerun_sdk/rerun2/datatypes/vec2d_ext.py
index 0070a4c185f21..be874586a421c 100644
--- a/rerun_py/rerun_sdk/rerun2/datatypes/vec2d_ext.py
+++ b/rerun_py/rerun_sdk/rerun2/datatypes/vec2d_ext.py
@@ -10,7 +10,7 @@
 
 class Vec2DArrayExt:
     @staticmethod
-    def _from_similar(data: Any | None, *, mono: type, mono_aliases: Type, many: type, many_aliases: Type, arrow: type):
+    def _from_similar(data: Any | None, *, mono: type, mono_aliases: type, many: type, many_aliases: type, arrow: type):
         if isinstance(data, Sequence) and (len(data) > 0 and isinstance(data[0], mono)):
             arrays = [np.asarray(datum) for datum in data]
         else: