def run(self, command_line=''):
        assert command_line, 'expected non-empty command line'
        nunmap_command = parse_command_line(command_line)
        mappings = Mappings(self.state)
        try:
            mappings.remove(modes.NORMAL, nunmap_command.command.keys)
        except __HOLE__:
            sublime.status_message('Vintageous: Mapping not found.')
dataset/ETHPy150Open guillermooo/Vintageous/ex_commands.py/ExNunmap.run