Add docstrings to the CLI actions

These docstrings are used in the help messages for example when doing
`tuskar --help` or `tuskar help overcloud-show`

Change-Id: I13770cb802cc34757e9dc502f1675a95a8faf269

tuskarclient/v1/overcloud_roles.py

@@ -26,7 +26,6 @@ class OvercloudRole(common_base.Resource):
 class OvercloudRoleManager(base.Manager):
     """OvercloudRoleManager interacts with the Tuskar API and provides CRUD
     operations for the overcloud role type.
-
     """
 
     #: The class used to represent an overcloud role instance

tuskarclient/v1/overcloud_roles_shell.py

@@ -20,14 +20,13 @@ from tuskarclient.common import utils
 
 @utils.arg('id', metavar="<ID>", help="ID of Overcloud Role to show.")
 def do_overcloud_role_show(tuskar, args, outfile=sys.stdout):
-    """Given a Tuskar client instance and the command line arguments display
-    the detail to the user.
-    """
+    """Show an individual Overcloud Role by its ID."""
     overcloud_role = utils.find_resource(tuskar.overcloud_roles, args.id)
     print_role_detail(overcloud_role, outfile=outfile)
 
 
 def do_overcloud_role_list(tuskar, args, outfile=sys.stdout):
+    """Show a list of the Overcloud Roles."""
     overcloud_roles = tuskar.overcloud_roles.list()
     fields = ['id', 'name', 'image_name', 'flavor_id']
     fmt.print_list(overcloud_roles, fields, outfile=outfile)
@@ -41,6 +40,7 @@ def do_overcloud_role_list(tuskar, args, outfile=sys.stdout):
 @utils.arg('-f', '--flavor-id', metavar="<FLAVOR ID>",
            help='UUID of the flavor of node this role should be deployed on.')
 def do_overcloud_role_create(tuskar, args, outfile=sys.stdout):
+    """Create a new Overcloud Role."""
     overcloud_role_dict = create_overcloud_role_dict(args)
     overcloud_role = tuskar.overcloud_roles.create(**overcloud_role_dict)
     print_role_detail(overcloud_role, outfile=outfile)
@@ -56,6 +56,7 @@ def do_overcloud_role_create(tuskar, args, outfile=sys.stdout):
 @utils.arg('-f', '--flavor-id', metavar="<FLAVOR ID>",
            help='UUID of the flavor of node this role should be deployed on.')
 def do_overcloud_role_update(tuskar, args, outfile=sys.stdout):
+    """Update an existing Overcloud Role by its ID."""
     overcloud_role = utils.find_resource(tuskar.overcloud_roles, args.id)
     overcloud_role_dict = create_overcloud_role_dict(args)
     updated_overcloud_role = tuskar.overcloud_roles.update(
@@ -67,6 +68,7 @@ def do_overcloud_role_update(tuskar, args, outfile=sys.stdout):
 
 @utils.arg('id', metavar="<ID>", help="ID of Overcloud Role to show.")
 def do_overcloud_role_delete(tuskar, args, outfile=sys.stdout):
+    """Delete an Overcloud Role by its ID."""
     overcloud_role = utils.find_resource(tuskar.overcloud_roles, args.id)
     tuskar.overcloud_roles.delete(args.id)
     print(u'Deleted Overcloud Role "%s".' % overcloud_role.name, file=outfile)

tuskarclient/v1/overclouds.py

@@ -26,7 +26,6 @@ class Overcloud(common_base.Resource):
 class OvercloudManager(base.Manager):
     """OvercloudManager interacts with the Tuskar API and provides CRUD
     operations for the Overcloud type.
-
     """
 
     #: The class used to represent an Overcloud instance

tuskarclient/v1/overclouds_shell.py

@@ -20,14 +20,13 @@ from tuskarclient.common import utils
 
 @utils.arg('id', metavar="<ID>", help="ID of Overcloud to show.")
 def do_overcloud_show(tuskar, args, outfile=sys.stdout):
-    """Given a Tuskar client instance and the command line arguments display
-    the detail to the user.
-    """
+    """Show an individual Overcloud by its ID."""
     overcloud = utils.find_resource(tuskar.overclouds, args.id)
     print_overcloud_detail(overcloud, outfile=outfile)
 
 
 def do_overcloud_list(tuskar, args, outfile=sys.stdout):
+    """Show a list of the Overclouds."""
     overclouds = tuskar.overclouds.list()
     fields = ['id', 'name', 'description', 'stack_id', 'attributes', 'counts']
 
@@ -53,6 +52,7 @@ def do_overcloud_list(tuskar, args, outfile=sys.stdout):
            ' separated by semicolon.',
            action='append')
 def do_overcloud_create(tuskar, args, outfile=sys.stdout):
+    """Create a new Overcloud."""
     overcloud_dict = create_overcloud_dict(args)
     overcloud = tuskar.overclouds.create(**overcloud_dict)
     print_overcloud_detail(overcloud, outfile=outfile)
@@ -74,6 +74,7 @@ def do_overcloud_create(tuskar, args, outfile=sys.stdout):
            ' separated by semicolon.',
            action='append')
 def do_overcloud_update(tuskar, args, outfile=sys.stdout):
+    """Update an existing Overcloud by its ID."""
     overcloud = utils.find_resource(tuskar.overclouds, args.id)
     overcloud_dict = create_overcloud_dict(args)
     updated_overcloud = tuskar.overclouds.update(overcloud.id,
@@ -83,6 +84,7 @@ def do_overcloud_update(tuskar, args, outfile=sys.stdout):
 
 @utils.arg('id', metavar="<ID>", help="ID of Overcloud to show.")
 def do_overcloud_delete(tuskar, args, outfile=sys.stdout):
+    """Delete an Overcloud by its ID."""
     overcloud = utils.find_resource(tuskar.overclouds, args.id)
     tuskar.overclouds.delete(args.id)
     print(u'Deleted Overcloud "%s".' % overcloud.name, file=outfile)

tuskarclient/v1/shell.py

@@ -21,11 +21,11 @@ COMMAND_MODULES = [
 
 
 def enhance_parser(parser, subparsers):
-    '''Take a basic (nonversioned) parser and enhance it with
+    """Take a basic (nonversioned) parser and enhance it with
     commands and options specific for this version of API.
 
     :param parser: top level parser :param subparsers: top level
         parser's subparsers collection where subcommands will go
-    '''
+    """
     for command_module in COMMAND_MODULES:
         utils.define_commands_from_module(subparsers, command_module)