code: def _create_penwidth_combo(self):
          
  
          choices = map(unicode, xrange(12))
          self.pen_width_combo = \
              _widgets.PenWidthComboBox(self, choices=choices,
                                        style=wx.CB_READONLY, size=(50, -1))
  
          self.pen_width_combo.SetToolTipString(_(u"Border width"))
          self.AddControl(self.pen_width_combo)
          self.Bind(wx.EVT_COMBOBOX, self.OnLineWidth, self.pen_width_combo)
docs: Create pen width combo box