                  logger.trace("Packing subframe: %s", subframe)
                  subframe.pack(padx=5, pady=5, side=tk.LEFT, anchor=tk.N, expand=True, fill=tk.X)
              elif idx >= self.columns and subframe.winfo_ismapped():
                  subframe.pack_forget()
  
      def pack_widget_clones(self, widget_dicts, old_children=None, new_children=None):
          """ Widgets cannot be given a new parent so we need to clone
 
</s> remove         """ Returns the number if items held in this containter """
 </s> add         """ Returns the number of items held in this containter """
                logger.trace("Forgetting subframe: %s", subframe)
                  logger.trace("Packing subframe: %s", subframe)
                  subframe.pack(padx=5, pady=5, side=tk.LEFT, anchor=tk.N, expand=True, fill=tk.X)
              elif idx >= self.columns and subframe.winfo_ismapped():
                logger.trace("Forgetting subframe: %s", subframe)
                  subframe.pack_forget()
  
      def pack_widget_clones(self, widget_dicts, old_children=None, new_children=None):
          """ Widgets cannot be given a new parent so we need to clone
keep keep add keep keep keep keep
 GUI: Fix disappearing columns on resize 
lib/gui/control_helper.py