diff --git a/function.py b/function.py
index 471bad3..3b1d494 100644
--- a/function.py
+++ b/function.py
@@ -37,7 +37,7 @@ def load_data(filepath):
             continue
         y.append(1 if data[22] in ['2', '3'] else 0)  # 假设标签是 '2' 或 '3' 为正类
         data_25 = data[24]
-        data = [float(x) if x != '?' else 0 for x in data[:24] + data_25.split(',')]  # 处理缺失值
+        data = [0 if x == '?' else float(x) for x in data[:24] + data_25.split(',')]  # 处理缺失值
         data_list.append(data)
     X = np.array(data_list)
     return X, np.array(y)
@@ -60,5 +60,5 @@ def main():
     accuracy_test = np.mean(y_pred_test == y_test)
     print(f"Test Accuracy: {accuracy_test:.2f}")
 
-if __name__.split("__main__"):
+if __name__ == "__main__":
     main()
\ No newline at end of file