Update constants to immutable types.

PiperOrigin-RevId: 692908923

android_world/registry.py

@@ -15,7 +15,7 @@
 """Registers the task classes."""
 
 import types
-from typing import Any
+from typing import Any, Final
 
 from android_world.task_evals import task_eval
 from android_world.task_evals.composite import markor_sms
@@ -60,13 +60,13 @@ class TaskRegistry:
   """Registry of tasks."""
 
   # The AndroidWorld family.
-  ANDROID_WORLD_FAMILY = 'android_world'  # Entire suite.
-  ANDROID_FAMILY = 'android'  # Subset.
-  INFORMATION_RETRIEVAL_FAMILY = 'information_retrieval'  # Subset.
+  ANDROID_WORLD_FAMILY: Final[str] = 'android_world'  # Entire suite.
+  ANDROID_FAMILY: Final[str] = 'android'  # Subset.
+  INFORMATION_RETRIEVAL_FAMILY: Final[str] = 'information_retrieval'  # Subset.
 
   # The MiniWoB family.
-  MINIWOB_FAMILY = 'miniwob'
-  MINIWOB_FAMILY_SUBSET = 'miniwob_subset'
+  MINIWOB_FAMILY: Final[str] = 'miniwob'
+  MINIWOB_FAMILY_SUBSET: Final[str] = 'miniwob_subset'
 
   # Task registries; they contain a mapping from each task name to its class,
   # to construct instances of a task.

android_world/task_evals/miniwob/miniwob_registry.py

@@ -28,7 +28,7 @@
 # The names of the HTML files, modulo the .html suffix, corresponding to the
 # supported tasks that can be run. All tasks have been verified to be correct
 # and achievable on an Android device by a human.
-_NAMES = [
+_NAMES = (
     ## Original MiniWoB++ tasks:
     # keep-sorted start
     'bisect-angle',
@@ -149,10 +149,10 @@
     # 'use-spinner',  # Slider implementation not working.
     # The menu responsiveness breaks and task does not behave as intended.
     # 'click-menu'
-]
+)
 
 # Subset of tasks used in Synapse paper (https://arxiv.org/pdf/2306.07863.pdf).
-_NAMES_SUBSET = [
+_NAMES_SUBSET = (
     'book-flight',
     'choose-date',
     'choose-list',
@@ -217,7 +217,7 @@
     'use-autocomplete',
     'use-slider',
     'use-spinner',
-]
+)
 
 
 def _create_class_name(html_file_name: str) -> str: