Code change

my_metric.py

@@ -63,16 +63,11 @@ class my_metric(evaluate.Metric):
             citation=_CITATION,
             inputs_description=_KWARGS_DESCRIPTION,
             features=datasets.Features(
-                {
-                    "generated_smiles": datasets.Sequence(datasets.Value("string")),
-                    "train_smiles": datasets.Sequence(datasets.Value("string")),
-                }
-                if self.config_name == "multilabel"
-                else {
-                    "generated_smiles": datasets.Value("string"),
-                    "train_smiles": datasets.Value("string"),
-                }
-            ),\
+
+                "generated_smiles": datasets.Value("string"),
+                "train_smiles": datasets.Value("string"),
+            
+            ),
                 
             reference_urls=["https://github.com/molecularsets/moses", "https://tdcommons.ai/functions/oracles/"],
         )