Then...look at this to start your journey :
ROUTER(config)#iox ?
<cr> <cr>
ROUTER(config)#iox
ROUTER(config)#exit
ROUTER#wr
Building configuration...
[OK]
ROUTER#guestshell run python
The process for the command is not responding or is otherwise unavailable
Error, guestshell is in disabled state, execute 'guestshell enable' before attempting this CLI
ROUTER#guestshell enable
Interface will be selected if configured in app-hosting
Please wait for completion
The process for the command is not responding or is otherwise unavailable
ROUTER#show iox-service
IOx Infrastructure Summary:
---------------------------
IOx service (CAF) 1.8.0.5 : Running
IOx service (HA) : Not Supported
IOx service (IOxman) : Not Ready
Libvirtd 1.3.4 : Running
ROUTER#show iox-service
IOx Infrastructure Summary:
---------------------------
IOx service (CAF) 1.8.0.5 : Running
IOx service (HA) : Not Supported
IOx service (IOxman) : Running
Libvirtd 1.3.4 : Running
ROUTER(config)#app-hosting appid guestshell
ROUTER(config-app-hosting)#vnic management guest-interface 0
ROUTER#guestshell enable
Interface will be selected if configured in app-hosting
Please wait for completion
guestshell activated successfully
Current state is: ACTIVATED
guestshell started successfully
Current state is: RUNNING
Guestshell enabled successfully
ROUTER#guestshell run python
Python 2.7.5 (default, Apr 12 2018, 04:22:44)
[GCC 4.8.5 20150623 (Red Hat 4.8.5-28)] on linux2