fixed label

earnings_call.py

@@ -65,6 +65,7 @@ class EarningsCallDataset(datasets.GeneratorBasedBuilder):
     DEFAULT_CONFIG_NAME = "transcript-sentiment"
 
     def _info(self):
+        supervised_keys = None
         if self.config.name == "transcripts":
             features = datasets.Features(
                 {
@@ -90,14 +91,13 @@ class EarningsCallDataset(datasets.GeneratorBasedBuilder):
             features = datasets.Features(
                 {
                     "text": datasets.Value("string"),
-                    "label": datasets.features.ClassLabel(
-                        names=["negative", "positive"]
-                    ),
+                    "label": datasets.Value("string"),
                     "company": datasets.Value("string"),
                     "date": datasets.Value("date64"),
                     "para_no": datasets.Value("int32"),
                 }
             )
+            supervised_keys = ("text", "label")
         else:
             raise ValueError(f"Unknown config name: {self.config.name}")
 
@@ -107,6 +107,7 @@ class EarningsCallDataset(datasets.GeneratorBasedBuilder):
             homepage=_HOMEPAGE,
             license=_LICENSE,
             features=features,
+            supervised_keys=supervised_keys,
         )
 
     def _split_generators(self, dl_manager):