Update wine.py

wine.py

@@ -21,7 +21,7 @@ _BASE_FEATURE_NAMES = [
     "sulphates",
     "alcohol",
     "quality",
-    "color"
+    "is_red"
 ]
 
 
@@ -48,7 +48,7 @@ features_types_per_config = {
         "sulphates": datasets.Value("float64"),
         "alcohol": datasets.Value("float64"),
         "quality": datasets.Value("int8"),
-        "color": datasets.ClassLabel(num_classes=2, names=("red", "white"))
+        "is_red": datasets.ClassLabel(num_classes=2, names=("red", "white"))
     }
     
 }
@@ -71,9 +71,6 @@ class Wine(datasets.GeneratorBasedBuilder):
 
 
     def _info(self):
-        if self.config.name not in features_per_config:
-            raise ValueError(f"Unknown configuration: {self.config.name}")
-        
         info = datasets.DatasetInfo(description=DESCRIPTION, citation=_CITATION, homepage=_HOMEPAGE,
                                     features=features_per_config[self.config.name])
 
@@ -96,12 +93,10 @@ class Wine(datasets.GeneratorBasedBuilder):
             yield row_id, data_row
 
     def preprocess(self, data: pandas.DataFrame, config: str = "wine") -> pandas.DataFrame:
-        data.loc[data.color == "red", "color"] = 0
-        data.loc[data.color == "white", "color"] = 1
+        data.loc[data.is_red == "red", "color"] = 0
+        data.loc[data.is_red == "white", "color"] = 1
          
         data.columns = _BASE_FEATURE_NAMES
         
-        if config == "wine":
-            return data
-        else:
-            raise ValueError(f"Unknown config: {config}")              
+        return data
+