https://docs.pyfilesystem.org/zh_CN/latest/reference/memoryfs.html
https://docs.pyfilesystem.org/zh_CN/latest/reference/tempfs.html
如何在Python中创建虚拟磁盘?
https://docs.pyfilesystem.org/zh_CN/latest/reference/memoryfs.html
https://docs.pyfilesystem.org/zh_CN/latest/reference/tempfs.html