> anka delete --help
usage: delete [options] [vmid...]

   Delete a VM(s) and tags

arguments:
  vmid                     VM to delete

options:
  -a,--all                 Delete all VMs in library
  -t,--tag <val>           Specify local tag to delete
  --yes                    Do not expect user confirmation of the operation
  --cache                  Delete temporary cache and orphan images