Update TLDR.py

TLDR.py

@@ -44,7 +44,7 @@ def run_code(category, loaded_dict, event = None):
 
 
 def update_mainTLDR(buttons_to_add, paper_list):
-    main_tldr = []
+    main_column = pn.Column()
 
     if buttons_to_add:
         for i in range(len(buttons_to_add)):
@@ -72,10 +72,10 @@ def update_mainTLDR(buttons_to_add, paper_list):
                 sizing_mode='stretch_width'
             )
 
-            # Add the category column to the main_tldr list
-            main_tldr.append(category_column)
+            # Add the category column to the main_column
+            main_column.append(category_column)
 
     else:
-        main_tldr.append(pn.pane.Markdown("# Please select some tags!"))
+        main_column.append(pn.pane.Markdown("# Please select some tags!"))
 
-    return main_tldr
+    return main_column