tasks should only accept TaskObjects

lm_eval/evaluator.py

@@ -46,8 +46,8 @@ def simple_evaluate(
     :param model_args: Optional[str]
         String arguments for each model class, see LM.create_from_arg_string.
         Ignored if `model` argument is a LM object.
-    :param tasks: list[Union[str, Task]]
-        List of task names or Task objects. Task objects will be taken to have name task.EVAL_HARNESS_NAME if defined and type(task).__name__ otherwise.
+    :param tasks: list[Task]
+        List of Task objects. Task objects will be taken to have name task.EVAL_HARNESS_NAME if defined and type(task).__name__ otherwise.
     :param num_fewshot: int
         Number of examples in few-shot context
     :param batch_size: int or str, optional