Update app.py

app.py

@@ -575,7 +575,6 @@ def run_pipeline(
         log(f"  ✅ {n_classes} 分类 — 数据验证通过")
 
         label_map = {c: i for i, c in enumerate(classes)}
-        label_map_inv = {i: c for c, i in label_map.items()}
         y_mapped = y.map(label_map)
         class_indices = list(range(n_classes))
 
@@ -1114,7 +1113,6 @@ def run_pipeline(
         ax.legend(loc='lower right',fontsize=11); ax.grid(True,alpha=0.15); plt.tight_layout()
         plt.savefig(os.path.join(rf,f'roc_train_vs_cv_{best_mn}.pdf'),
                     format='pdf',bbox_inches='tight',dpi=300)
-                    format='png',bbox_inches='tight',dpi=150)
         plt.close()
 
         # ── PR：同上 ──
@@ -1132,7 +1130,6 @@ def run_pipeline(
         ax.legend(loc='lower left',fontsize=11); ax.grid(True,alpha=0.15); plt.tight_layout()
         plt.savefig(os.path.join(rf,f'pr_train_vs_cv_{best_mn}.pdf'),
                     format='pdf',bbox_inches='tight',dpi=300)
-                    format='png',bbox_inches='tight',dpi=150)
         plt.close()
 
         # In-sample 混淆矩阵（过拟合参考）