Update evaluate.py

evaluate.py

@@ -4,7 +4,8 @@ from vg_evaluator import evaluation_for_challenge
 from datasets import load_dataset
 import os
 kk = load_dataset(os.getenv('VG_DATA'))['test'].to_dict()
-
+for key in kk.keys():
+    kk[key] = kk[key][0]
 print(len(kk))
 print(kk.keys())
 def run_evaluation(pred_path):