tools: minor fixes for documentation building

qubesmgmt/tools/qubes_prefs.py

@@ -31,8 +31,12 @@ import qubesmgmt
 import qubesmgmt.tools.qvm_prefs
 
 
+def get_parser():
+    return qubesmgmt.tools.qvm_prefs.get_parser(None)
+
+
 def main(args=None, app=None):  # pylint: disable=missing-docstring
-    parser = qubesmgmt.tools.qvm_prefs.get_parser(None)
+    parser = get_parser()
     args = parser.parse_args(args, app=app)
     target = args.app
     return qubesmgmt.tools.qvm_prefs.process_actions(parser, args, target)

qubesmgmt/tools/qvm_start_gui.py

@@ -319,7 +319,7 @@ else:
         '.qvm-start-gui.pid')
 
 parser = qubesmgmt.tools.QubesArgumentParser(
-    description='forceful shutdown of a domain', vmname_nargs='*')
+    description='start GUI for qube(s)', vmname_nargs='*')
 parser.add_argument('--watch', action='store_true',
     help='Keep watching for further domains startups, must be used with --all')
 parser.add_argument('--pidfile', action='store', default=pidfile_path,

qubesmgmt/tools/qvm_volume.py

@@ -186,7 +186,7 @@ def init_revert_parser(sub_parsers):
 def init_extend_parser(sub_parsers):
     ''' Add 'extend' action related options '''
     extend_parser = sub_parsers.add_parser(
-        "extend", help="extend volume from domain", aliases=('d', 'dt'))
+        "extend", help="extend volume from domain")
     extend_parser.add_argument(metavar='VM:VOLUME', dest='volume',
                                action=qubesmgmt.tools.VMVolumeAction)
     extend_parser.add_argument('size', help='New size in bytes')