"wx.Sizer is the abstract base class used for laying out subwindows in
a window. You cannot use wx.Sizer directly; instead, you will have to
use one of the sizer classes derived from it such as `wx.BoxSizer`,
"wx.Sizer is the abstract base class used for laying out subwindows in
a window. You cannot use wx.Sizer directly; instead, you will have to
use one of the sizer classes derived from it such as `wx.BoxSizer`,
-`wx.StaticBoxSizer`, `wx.NotebookSizer`, `wx.GridSizer`, `wx.FlexGridSizer`
-and `wx.GridBagSizer`.
+`wx.StaticBoxSizer`, `wx.GridSizer`, `wx.FlexGridSizer` and
+`wx.GridBagSizer`.
The concept implemented by sizers in wxWidgets is closely related to
layout tools in other GUI toolkits, such as Java's AWT, the GTK
The concept implemented by sizers in wxWidgets is closely related to
layout tools in other GUI toolkits, such as Java's AWT, the GTK