Pass more than one machine to destroy command.

From now on, there is a possibility to pass more than one machine to be
destroyed.

README.rst

@@ -22,7 +22,7 @@ Requirements
   - `requests`_
 
 - Virtualbox (obviously)
-- ``mkisofs`` or ``genisoimage`` command for generating iso image
+- ``mkisofs`` or ``genisoimage`` command for generating ISO image
 - ``wget`` command for fetching images
 - ``sha256sum`` command for checksum check
 - ``qemu-img`` from *qemu-utils* package command for converting between images

box.py

@@ -18,7 +18,7 @@ import requests
 import yaml
 
 
-__version__ = "1.2"
+__version__ = "1.3"
 
 CACHE_DIR = os.environ.get('XDG_CACHE_HOME', os.path.expanduser('~/.cache'))
 CLOUD_IMAGE = "ci.iso"
@@ -173,11 +173,16 @@ _boxpy() {
             fi
 
             ;;
-        destroy|info)
+        info)
             if [[ ${prev} == ${cmd} ]]; then
                 _vms_comp vms
             fi
             ;;
+        destroy)
+            _vms_comp vms
+            _get_excluded_items "${COMPREPLY[@]}"
+            COMPREPLY=( $(compgen -W "$result" -- ${cur}) )
+            ;;
         list)
             items=(--long --running --run-by-boxpy)
             _get_excluded_items "${items[@]}"
@@ -1222,13 +1227,16 @@ def vmcreate(args, conf=None):
 
 
 def vmdestroy(args):
-    vbox = VBoxManage(args.name)
+    for name in args.name:
+        vbox = VBoxManage(name)
         if not vbox.get_vm_info():
-        LOG.fatal(f'Cannot remove VM "{args.name}" - it doesn\'t exists.')
+            LOG.fatal(f'Cannot remove VM "{name}" - it doesn\'t exists.')
             return 18
-    else:
-        LOG.header('Removing VM: %s', args.name)
-    return VBoxManage(args.name).destroy()
+        LOG.header('Removing VM: %s', name)
+        res = VBoxManage(name).destroy()
+        if res:
+            return res
+    return 0
 
 
 def vmlist(args):
@@ -1431,7 +1439,7 @@ def main():
                         f"Default {DISTROS['ubuntu']['default_version']}")
 
     destroy = subparsers.add_parser('destroy', help='destroy VM')
-    destroy.add_argument('name', help='name or UUID of the VM')
+    destroy.add_argument('name', nargs='+', help='name or UUID of the VM')
     destroy.set_defaults(func=vmdestroy)
 
     list_vms = subparsers.add_parser('list', help='list VMs')