code: def gui():
      
  
      sel = psidialogs.multi_choice(libraries(),
                                    'select libraries to remove from %s!' % libraries_dir(),
                                    title='remove boards')
      print('%s selected' % sel)
  
      if sel:
          if psidialogs.ask_yes_no('Do you really want to remove selected libraries?\n' + '\n'.join(sel)):
              for x in sel:
                  remove_lib(x)
                  print('%s was removed' % x)
docs: remove libraries by GUI.