          """ Build and format frame for holding the check buttons
              if is_master then check buttons will be placed in a LabelFrame
              otherwise in a standard frame """
          logger.debug("Add Options CheckButtons Frame")
          chk_frame = ttk.Frame(frame, name="chkbuttons")
          holder = AutoFillContainer(chk_frame, self.option_columns, self.option_columns)
          logger.debug("Added Options CheckButtons Frame")
          return holder
  
      def _get_subgroup_frame(self, parent, subgroup):
 
</s> remove         """ Return a new group frame """
 </s> add         """ Return a group frame.

        If a group frame has already been created for the given group, then it will be returned,
        otherwise it will be created and returned.

        Parameters
        ----------
        group: str
            The name of the group to obtain the group frame for

        Returns
        -------
        :class:`ttk.Frame` or :class:`ToggledFrame`
            If this is a 'master' group frame then returns a standard frame. If this is any
            other group, then will return the ToggledFrame for that group
        """ </s> remove             sub_frame = ttk.Frame(parent)
 </s> add             sub_frame = ttk.Frame(parent, style="CPanel.TFrame") </s> remove             self.group_frames[group] = dict(frame=group_frame,
                                            chkbtns=self.checkbuttons_frame(group_frame))
 </s> add             self.group_frames[group] = dict(frame=retval,
                                            chkbtns=self.checkbuttons_frame(retval)) </s> remove                              name="{}_labelframe".format(option_type))
 </s> add                              name="{}_labelframe".format(option_type),
                             style="CPanel.TLabelframe")
        chk_frame = ttk.Frame(frame, name="chkbuttons", style="CPanel.TFrame")
          """ Build and format frame for holding the check buttons
              if is_master then check buttons will be placed in a LabelFrame
              otherwise in a standard frame """
          logger.debug("Add Options CheckButtons Frame")
        chk_frame = ttk.Frame(frame, name="chkbuttons", style="CPanel.TFrame")
          holder = AutoFillContainer(chk_frame, self.option_columns, self.option_columns)
          logger.debug("Added Options CheckButtons Frame")
          return holder
  
      def _get_subgroup_frame(self, parent, subgroup):
keep keep keep keep replace keep keep keep keep keep
 GUI - Make groups collapsible 
lib/gui/control_helper.py