Update app.py

app.py

@@ -80,15 +80,16 @@ if st.button("🔮 開始預測"):
 
     st.subheader("🧠 模型決策解釋圖（SHAP Waterfall plot）")
 
-    shap_values = explainer(input_df)
+shap_values = explainer(input_df)
 
-# 改 feature_names
+# 對 feature_names 改成英文
 feature_name_map = {
     "航線組合數": "Route Count",
     "年": "Year",
     "月": "Month",
     "船舶種類_編碼": "Ship Type Code"
 }
+
 shap_values.feature_names = [feature_name_map.get(f, f) for f in shap_values.feature_names]
 
 ax = shap.plots.waterfall(shap_values[0], show=False)
@@ -98,5 +99,6 @@ for text in ax.texts:
     if text.get_text().startswith('\u2212'):
         text.set_text(text.get_text().replace('\u2212', '-'))
 
-    st.pyplot(ax.figure)
-    plt.close(ax.figure)
+st.pyplot(ax.figure)
+plt.close(ax.figure)
+