U启动盘重装系统，遇到ACPI_BIOS_ERROR

mininet学习手记3_运行OS3E拓扑图_安装networkx

Royalhero: pip install networkx,并且git库里的代码需要更新，一些写法已经变化了，将g.add_path()改成nx.add_path(g,[])。详见/documentation/stable/reference/generated/.add_path.html?highlight=add_path#.add_path