remove prepended dashes from ansible-param argument

openappstack/__main__.py

@@ -139,8 +139,7 @@ def main():  # pylint: disable=too-many-statements,too-many-branches,too-many-lo
         metavar=['PARAM[=VALUE]'],
         action='append',
         nargs=1,
-        help=('forward ansible parameters to the ansible-playbook call '
-              '(two dashes are prepended to PARAM)'))
+        help='forward ansible parameters to the ansible-playbook call')
 
     test_parser = subparsers.add_parser(
         'test',

openappstack/ansible.py

@@ -35,7 +35,7 @@ def run_ansible(clus, playbook, ansible_params=None, no_host_key_checking=False)
                             '--ansible-param several times to supply '
                             'more than 1 parameter')
             param = param[0]
-            ansible_playbook_command.append(' --' + param)
+            ansible_playbook_command.append(param)
     if no_host_key_checking:
         ansible_playbook_command += [
             '--ssh-extra-args',