diff --git a/function.py b/function.py
index ddd8604..ae9b670 100644
--- a/function.py
+++ b/function.py
@@ -67,7 +67,7 @@ def predict_logreg(inX, weights):
     Returns:
     - int: 预测的分类标签。
     """
-     z = np.dot(inX, weights)
+    z = np.dot(inX, weights)
     prediction_prob = 1 / (1 + np.exp(-z))
     return 1 if prediction_prob >= 0.5 else 0