set() works but not list????

lm_eval/api/registry.py

@@ -31,7 +31,7 @@ def get_model(model_name):
 
 TASK_REGISTRY = {}
 GROUP_REGISTRY = {}
-ALL_TASKS = []
+ALL_TASKS = set()
 func2task_index = {}
 
 
@@ -42,6 +42,7 @@ def register_task(name):
         ), f"task named '{name}' conflicts with existing registered task!"
 
         TASK_REGISTRY[name] = fn
+        ALL_TASKS.add(name)
         func2task_index[fn.__name__] = name
         return fn
 
@@ -55,6 +56,7 @@ def register_group(name):
             GROUP_REGISTRY[name].append(func_name)
         else:
             GROUP_REGISTRY[name] = [func_name]
+            ALL_TASKS.add(name)
         return fn
 
     return decorate

lm_eval/tasks/__init__.py

@@ -58,7 +58,7 @@ def include_task_folder(task_dir):
 task_dir = os.path.dirname(os.path.abspath(__file__)) + "/"
 include_task_folder(task_dir)
 
-ALL_TASKS = sorted(list(TASK_REGISTRY.keys()) + list(GROUP_REGISTRY.keys()))
+# ALL_TASKS = set(sorted(list(TASK_REGISTRY.keys()) + list(GROUP_REGISTRY.keys())))
 
 
 def get_task(task_name, config):

main.py

@@ -4,12 +4,10 @@ import fnmatch
 import argparse
 
 from lm_eval import evaluator, utils
-from lm_eval.api.registry import GROUP_REGISTRY, TASK_REGISTRY
+from lm_eval.api.registry import ALL_TASKS
 from lm_eval.logger import eval_logger
 
 os.environ["TOKENIZERS_PARALLELISM"] = "false"
-ALL_TASKS = sorted(list(TASK_REGISTRY.keys()) + list(GROUP_REGISTRY.keys()))
-
 
 class MultiChoice:
     def __init__(self, choices):
@@ -34,7 +32,7 @@ def parse_args():
     parser = argparse.ArgumentParser()
     parser.add_argument("--model", required=True)
     parser.add_argument("--model_args", default="")
-    parser.add_argument("--tasks", default=None, choices=MultiChoice(ALL_TASKS))
+    parser.add_argument("--tasks", default=None, choices=MultiChoice(sorted(ALL_TASKS)))
     parser.add_argument("--config", default=None)
     parser.add_argument("--provide_description", action="store_true")
     parser.add_argument("--num_fewshot", type=int, default=0)