code: def remove_boards_gui(hwpack=''):
      
      if not hwpack:
          if len(hwpack_names()) > 1:
              hwpack = psidialogs.choice(hwpack_names(),
                                         'select hardware package to select board from!',
                                         title='select')
          else:
              hwpack = hwpack_names()[0]
      print('%s selected' % hwpack)
  
      if hwpack:
          sel = psidialogs.multi_choice(board_names(hwpack),
                                        'select boards to remove from %s!' % boards_txt(
                                            hwpack),
                                        title='remove boards')
          print('%s selected' % sel)
  
          if sel:
              for x in sel:
                  remove_board(x)
                  print('%s was removed' % x)
docs: remove boards by GUI.