Lookup docs (#30280)

* finalize lookup documentation
* minor fixes to ansible-doc
 - actually show which file caused error on when listing plugins
 - removed redundant display of type and name
* smart quote fixes from toshio

lib/ansible/plugins/lookup/lastpass.py

@@ -1,22 +1,38 @@
 # (c) 2016, Andrew Zenk <azenk@umn.edu>
-#
-# This file is part of Ansible
-#
-# Ansible is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# Ansible is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+# (c) 2017 Ansible Project
+# 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
 
+DOCUMENTATION = """
+    lookup: lastpass
+    author:
+      -  Andrew Zenk <azenk@umn.edu>
+    version_added: "2.3"
+    requirements:
+      - lpass (command line utility)
+      - must have already logged into lastpass
+    short_description: fetch data from lastpass
+    description:
+      - use the lpass command line utility to fetch specific fields from lastpass
+    options:
+      _terms:
+        description: key from which you want to retrieve the field
+        required: True
+      field:
+        description: field to return from lastpass
+        default: 'password'
+"""
+
+EXAMPLES = """
+# need one
+"""
+
+RETURN = """
+  _raw:
+    description: secrets stored
+"""
+
 from subprocess import Popen, PIPE
 
 from ansible.errors import AnsibleError