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# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
#
# 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 annotations
from ansible.playbook.attribute import FieldAttribute
from ansible.utils.display import Display
display = Display()
class Conditional:
"""
This is a mix-in class, to be used with Base to allow the object
to be run conditionally when a condition is met or skipped.
"""
when = FieldAttribute(isa='list', default=list, extend=True, prepend=True)
def __init__(self, *args, **kwargs):
super().__init__()
def _validate_when(self, attr, name, value):
if not isinstance(value, list):
setattr(self, name, [value])
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