Update breast.py

breast.py

@@ -83,7 +83,7 @@ class Breast(datasets.GeneratorBasedBuilder):
     DEFAULT_CONFIG = "cancer"
     BUILDER_CONFIGS = [
         BreastConfig(name="cancer",
-                   description="Encoding dictionaries for discrete features."),
+                   description="Breast cancer binary classification."),
     ]
 
 
@@ -118,13 +118,10 @@ class Breast(datasets.GeneratorBasedBuilder):
         data.drop("id", axis="columns", inplace=True)
 
         data = data[data.bare_nuclei != "?"]
-        for c in data.columns:
-            data.loc[:, c] = data[c].astype(int)
+        data = data.astype({f: int for f in data.columns})
         
         data.columns = _BASE_FEATURE_NAMES
         data.loc[:, "is_cancer"] = data.is_cancer.apply(lambda x: 0 if x == 2 else 1)
         
-        if config == "cancer":
-            return data
-        else:
-            raise ValueError(f"Unknown config: {config}")
+
+        return data