Update blood.py

blood.py

@@ -75,8 +75,6 @@ class Blood(datasets.GeneratorBasedBuilder):
         data = pandas.read_csv(filepath, header=None)
         data.columns = _BASE_FEATURE_NAMES
 
-        data["months_since_last_donation"] = data["months_since_last_donation"].apply(lambda x: x.values[0] if isinstance(x, pandas.Series) else x)
-
         data = data.astype({
             "months_since_last_donation": "int64",
             "total_donation": "int64",
@@ -87,5 +85,8 @@ class Blood(datasets.GeneratorBasedBuilder):
 
         for row_id, row in data.iterrows():
             data_row = dict(row)
+            
+            if isinstance(data_row["months_since_last_donation"], pandas.Series):
+                data_row["months_since_last_donation"] = data_row["months_since_last_donation"].values[0]
 
             yield row_id, data_row