zfs: PEP8 compliancy and documentation changes (#32648)

This PR includes:
- PEP8 compliancy changes
- Documentation changes

lib/ansible/modules/storage/zfs/zfs.py

@@ -1,83 +1,78 @@
 #!/usr/bin/python
 # -*- coding: utf-8 -*-
 
-# (c) 2013, Johan Wiren <johan.wiren.se@gmail.com>
+# Copyright: (c) 2013, Johan Wiren <johan.wiren.se@gmail.com>
 # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
 
 from __future__ import absolute_import, division, print_function
 __metaclass__ = type
 
-
 ANSIBLE_METADATA = {'metadata_version': '1.1',
                     'status': ['preview'],
                     'supported_by': 'community'}
 
-
 DOCUMENTATION = '''
 ---
 module: zfs
 short_description: Manage zfs
 description:
-  - Manages ZFS file systems, volumes, clones and snapshots.
+  - Manages ZFS file systems, volumes, clones and snapshots
 version_added: "1.1"
 options:
   name:
     description:
-      - File system, snapshot or volume name e.g. C(rpool/myfs)
+      - File system, snapshot or volume name e.g. C(rpool/myfs).
     required: true
   state:
     description:
       - Whether to create (C(present)), or remove (C(absent)) a
         file system, snapshot or volume. All parents/children
         will be created/destroyed as needed to reach the desired state.
-    choices: ['present', 'absent']
+    choices: [ absent, present ]
     required: true
   origin:
     description:
-      - Snapshot from which to create a clone
-    default: null
-    required: false
+      - Snapshot from which to create a clone.
   key_value:
     description:
-      - The C(zfs) module takes key=value pairs for zfs properties to be set. See the zfs(8) man page for more information.
-    default: null
-    required: false
-
-author: "Johan Wiren (@johanwiren)"
+      - The C(zfs) module takes key=value pairs for zfs properties to be set.
+      - See the zfs(8) man page for more information.
+author:
+- Johan Wiren (@johanwiren)
 '''
 
 EXAMPLES = '''
-# Create a new file system called myfs in pool rpool with the setuid property turned off
-- zfs:
+- name: Create a new file system called myfs in pool rpool with the setuid property turned off
+  zfs:
     name: rpool/myfs
     state: present
     setuid: off
 
-# Create a new volume called myvol in pool rpool.
-- zfs:
+- name: Create a new volume called myvol in pool rpool.
+  zfs:
     name: rpool/myvol
     state: present
     volsize: 10M
 
-# Create a snapshot of rpool/myfs file system.
-- zfs:
+- name: Create a snapshot of rpool/myfs file system.
+  zfs:
     name: rpool/myfs@mysnapshot
     state: present
 
-# Create a new file system called myfs2 with snapdir enabled
-- zfs:
+- name: Create a new file system called myfs2 with snapdir enabled
+  zfs:
     name: rpool/myfs2
     state: present
     snapdir: enabled
 
-# Create a new file system by cloning a snapshot
-- zfs:
+- name: Create a new file system by cloning a snapshot
+  zfs:
     name: rpool/cloned_fs
     state: present
     origin: rpool/myfs@mysnapshot
 
-# Destroy a filesystem
-- zfs:
+- name: Destroy a filesystem
+  zfs:
     name: rpool/myfs
     state: absent
 '''
@@ -220,12 +215,12 @@ def main():
     module = AnsibleModule(
         argument_spec=dict(
             name=dict(type='str', required=True),
-            state =        dict(type='str', required=True, choices=['present', 'absent']),
+            state=dict(type='str', required=True, choices=['absent', 'present']),
             # No longer used. Kept here to not interfere with zfs properties
-            createparent = dict(type='bool', required=False)
+            createparent=dict(type='bool'),
         ),
         supports_check_mode=True,
-        check_invalid_arguments=False
+        check_invalid_arguments=False,
     )
 
     state = module.params.pop('state')
@@ -245,9 +240,10 @@ def main():
             else:
                 properties[prop] = value
 
-    result = {}
-    result['name'] = name
-    result['state'] = state
+    result = dict(
+        name=name,
+        state=state,
+    )
 
     zfs = Zfs(module, name, properties)
 

test/sanity/pep8/legacy-files.txt

@@ -306,4 +306,3 @@ lib/ansible/modules/storage/netapp/netapp_e_storagepool.py
 lib/ansible/modules/storage/netapp/sf_snapshot_schedule_manager.py
 lib/ansible/modules/storage/netapp/sf_volume_access_group_manager.py
 lib/ansible/modules/storage/netapp/sf_volume_manager.py
-lib/ansible/modules/storage/zfs/zfs.py