Upload p53.py

p53.py

@@ -93,7 +93,7 @@ class P53(datasets.GeneratorBasedBuilder):
 
 			print(data[data[feature] == "?"].shape)
 			print(data[feature].mean())
-			data[data[feature] == "?", feature] = data[feature].mean()
+			data.loc[data[feature] == "?", feature] = data[feature].mean()
 
 		return data[list(features_types_per_config[self.config.name].keys())]