In the following help message, last parenthesis is missing.
$ openstack --os-volume-api-version 2 help volume delete
usage: openstack volume delete [-h] [--force] <volume> [<volume> ...]
Delete volume(s)
positional arguments:
<volume> Volume(s) to delete (name or ID)
optional arguments:
-h, --help show this help message and exit
--force Attempt forced removal of volume(s), regardless of state
(defaults to False
Change-Id: I45c4030abf076cba14450019c379d333eb6530d6
a2786fa88b