Update app.py

app.py

@@ -307,7 +307,7 @@ if selected_app == "4) Create Chatbot":
                 st.rerun()
 
             missing_info = []
-            for i in range len(domain_info):
+            for i in range(len(domain_info)):
                 if domain_info[i]['link'] == "":
                     missing_info.append(f"link to domain {i+1}")
                 if domain_info[i]['name'] == "":