Update MetricTemplate1 to use string values for predictions and references

metric_template_1.py

@@ -73,8 +73,8 @@ class MetricTemplate1(evaluate.Metric):
             # This defines the format of each prediction and reference
             features=datasets.Features(
                 {
-                    "predictions": datasets.Value("int64"),
-                    "references": datasets.Value("int64"),
+                    "predictions": datasets.Value("string"),
+                    "references": datasets.Value("string"),
                 }
             ),
             # Homepage of the module for documentation
@@ -92,6 +92,12 @@ class MetricTemplate1(evaluate.Metric):
     def _compute(self, predictions, references):
         """Returns the scores"""
         # TODO: Compute the different scores of the module
+
+        # Convert the inputs to strings
+        predictions = [str(p) for p in predictions]
+        references = [str(r) for r in references]
+
+        # Calculate accuracy
         accuracy = sum(i == j for i, j in zip(predictions, references)) / len(
             predictions
         )