community.general/lib/ansible/plugins/vars/__init__.py
Matt Martz 9773a1f289
Add a Singleton metaclass, use it with Display (#48935)
* Add a Singleton class, use it with Display

* update six import

* Move remaining failes to display singleton

* Fix rebase issues

* Singleton improvements

* Add code-smell for 'from __main__ import display'. ci_complete

* s/self/cls/g

* Add docs for no-main-display

* Address linting issues

* Add changelog fragment. ci_complete

* Implement reentrant lock for class instantiation in Singleton

* Add Display singleton porting guide
2018-11-20 17:06:51 -06:00

39 lines
1.2 KiB
Python

# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
# (c) 2014, Serge van Ginderachter <serge@vanginderachter.be>
#
# 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/>.
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
from ansible.utils.path import basedir
from ansible.utils.display import Display
display = Display()
class BaseVarsPlugin(object):
"""
Loads variables for groups and/or hosts
"""
def __init__(self):
""" constructor """
self._display = display
def get_vars(self, loader, path, entities):
""" Gets variables. """
self._basedir = basedir(path)