update winogrande format

lm_eval/tasks/winogrande/preprocess_winogrande.py

 def doc_to_text(doc):
-    idx = doc["sentence"].index("_")
-    options = [doc["option1"], doc["option2"]]
-    return [doc["sentence"][:idx] + opt for opt in options]
+    answer_to_num = {"1": 0, "2": 1}
+    return answer_to_num[doc["answer"]]
 
 
 def doc_to_target(doc):
@@ -9,6 +8,7 @@ def doc_to_target(doc):
     return doc["sentence"][idx:].strip()
 
 
-def gold_alias(doc):
-    answer_to_num = {"1": 0, "2": 1}
-    return answer_to_num[doc["answer"]]
+def doc_to_choice(doc):
+    idx = doc["sentence"].index("_")
+    options = [doc["option1"], doc["option2"]]
+    return [doc["sentence"][:idx] + opt for opt in options]

lm_eval/tasks/winogrande/winogrande.yaml

@@ -4,9 +4,9 @@ dataset_name: winogrande_xl
 output_type: multiple_choice
 training_split: train
 validation_split: validation
-doc_to_target: !function preprocess_winogrande.doc_to_target
 doc_to_text: !function preprocess_winogrande.doc_to_text
-gold_alias: !function preprocess_winogrande.gold_alias
+doc_to_target: !function preprocess_winogrande.doc_to_target
+doc_to_choice: !function preprocess_winogrande.doc_to_choice
 metric_list:
   - metric: acc
     aggregation: mean