Better fake array support

PiperOrigin-RevId: 595121672

CHANGELOG.md

@@ -8,6 +8,8 @@ Changelog follow https://keepachangelog.com/ format.
 
 ## [Unreleased]
 
+*   Add `hash()` support (e.g. after `etree.spec_like`).
+
 ## [1.5.4] - 2023-11-23
 
 *   Add `use_hw_coords` flag to `interp_img`.

visu3d/array_dataclass.py

@@ -46,6 +46,7 @@ class DataclassArray(dca.DataclassArray, fig_utils.Visualizable):
       default=fig_config_utils.TraceConfig(),
       repr=False,
       init=False,
+      hash=False,
   )
 
   def replace_fig_config(

visu3d/dc_arrays/camera.py

@@ -50,6 +50,7 @@ class Camera(array_dataclass.DataclassArray):
       default=camera_spec.TraceConfig(),
       repr=False,
       init=False,
+      hash=False,
   )
 
   @classmethod

visu3d/dc_arrays/point.py

@@ -53,6 +53,7 @@ class Point3d(array_dataclass.DataclassArray):
       ),
       repr=False,
       init=False,
+      hash=False,
   )
 
   def __add__(self, translation: FloatArray['... 3']) -> Point3d:

visu3d/dc_arrays/ray.py

@@ -57,6 +57,7 @@ class Ray(array_dataclass.DataclassArray):
       ),
       repr=False,
       init=False,
+      hash=False,
   )
 
   @property