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Adding aliases for field attributes and renaming async attribute (#33141)

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* Adding aliases for field attributes and renaming async attribute

As of Python 3.7, the use of async raises an error, whereas before the use
of the reserved word was ignored. This adds an alias field for field attrs
so that both async and async_val (interally) work. This allows us to be
backwards-compatible with 3rd party plugins that may still reference Task.async,
but for the core engine to work on Py3.7+.

* Remove files fixed for 'async' usage from the python 3.7 skip list
This commit is contained in:
James Cammarata 2017-11-22 14:35:58 -06:00 • committed by Matt Clay
parent 23f8833e87
commit d8ae4dfbf2
14 changed files with 43 additions and 36 deletions
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5
lib/ansible/playbook/attribute.py
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@ -25,7 +25,7 @@ from copy import deepcopy
class Attribute:
def __init__(self, isa=None, private=False, default=None, required=False, listof=None, priority=0, class_type=None, always_post_validate=False,
inherit=True):
inherit=True, alias=None):
"""
:class:`Attribute` specifies constraints for attributes of objects which
derive from playbook data. The attributes of the object are basically
@ -53,6 +53,8 @@ class Attribute:
:kwarg inherit: A boolean value, which controls whether the object
containing this field should attempt to inherit the value from its
parent object if the local value is None.
:kwarg alias: An alias to use for the attribute name, for situations where
the attribute name may conflict with a Python reserved word.
"""
self.isa = isa
@ -64,6 +66,7 @@ class Attribute:
self.class_type = class_type
self.always_post_validate = always_post_validate
self.inherit = inherit
self.alias = alias
if default is not None and self.isa in ('list', 'dict', 'set'):
self.default = deepcopy(default)