update app.py

app.py

@@ -154,7 +154,7 @@ start_work = """async() => {
         window['dalle_mini_block'] = null;
         window['dalle_mini_iframe'] = null;
         for (var i = 0; i < tabitems.length; i++) {   
-            if (tabitems_title[i].innerText.indexOf('SD') >= 0) {
+            if (tabitems_title[i].innerText.indexOf('SD') >= 0  && tabitems[i].childNodes[0].children.length > 0) {
                 tabitems[i].childNodes[0].children[0].style.display='none';
                 for (var j = 0; j < tabitems[i].childNodes[0].children[1].children.length; j++) {
                     if (j != 1) {
@@ -168,10 +168,10 @@ start_work = """async() => {
                 } else if (tabitems_title[i].innerText.indexOf('SD 2') >= 0) {
                     tabitems[i].children[0].children[1].children[3].children[0].click();
                 }
-            } else if (tabitems_title[i].innerText.indexOf('Taiyi') >= 0) {
+            } else if (tabitems_title[i].innerText.indexOf('Taiyi') >= 0 && tabitems[i].childNodes[0].children.length > 0) {
                 tabitems[i].children[0].children[0].children[1].style.display='none';
                 tabitems[i].children[0].children[0].children[0].children[0].children[1].style.display='none';
-            } else if (tabitems_title[i].innerText.indexOf('Dreamlike') >= 0) {
+            } else if (tabitems_title[i].innerText.indexOf('Dreamlike') >= 0 && tabitems[i].childNodes[0].children.length > 0) {
                 tabitems[i].childNodes[0].children[0].children[1].style.display='none';
             } else if (tabitems_title[i].innerText.indexOf('Dalle mini') >= 0) {
                 window['dalle_mini_block']=  tabitems[i];