Upload tic_tac_toe.py

tic_tac_toe.py

@@ -86,7 +86,7 @@ class TicTacToe(datasets.GeneratorBasedBuilder):
 	def _generate_examples(self, filepath: str):
 		data = pandas.read_csv(filepath, header=None)
 		data.columns = _BASE_FEATURE_NAMES
-		data.x_wins.applymap(lambda x: 1 if x == "positive" else 0)
+		data[["x_wins"]].applymap(lambda x: 1 if x == "positive" else 0)
 
 		for row_id, row in data.iterrows():
 			data_row = dict(row)