Update app.py

app.py

@@ -120,8 +120,8 @@ def compute_features(text):
 # ---------------- 生成解釋 ----------------
 def explain_prediction(text):
     # 文字向量化
-    seq = vectorizer([text])
-    seq = tf.keras.utils.pad_sequences(seq.numpy(), maxlen=50, padding='pre')
+    seq = vectorizer.transform([text])
+    seq = tf.keras.utils.pad_sequences(seq.toarray(), maxlen=50, padding='pre')
 
     # 統計特徵
     feat = compute_features(text)