Update app.py

app.py

@@ -118,7 +118,7 @@ js='''
 <script>
 window.postMessageToParent = function(event, source, value) {
     // Construct the message object with the provided parameters
-    console.log("post start",event, source, value)
+    console.log("post start",event, source, value);
     const message = {
         event: event,
         source: source,
@@ -127,7 +127,7 @@ window.postMessageToParent = function(event, source, value) {
     
     // Post the message to the parent window
     window.parent.postMessage(message, '*');
-    console.log("post finish")
+    console.log("post finish");
 }
 </script>
 '''