def METHOD_NAME(self, args):
    '''camera view commands'''
    state = self
    if args and args[0] == 'set':
        if len(args) < 3:
            state.view_settings.show_all()
        else:
            state.view_settings.set(args[1], args[2])
            state.update_col()
    else:
        print('usage: cameraview set')