usage: openstack-inventory [-h] [--refresh] (--list | --host HOST) [--private] [--cloud CLOUD]
                           [--yaml] [--debug]

OpenStack Inventory Module

options:
  -h, --help     show this help message and exit
  --refresh      Refresh cached information
  --list         List active servers
  --host HOST    List details about the specific host
  --private      Use private IPs for interface_ip
  --cloud CLOUD  Return data for one cloud only
  --yaml         Output data in nicely readable yaml
  --debug        Enable debug output