Prepare 19.1.0

This commit is contained in:
Hynek Schlawack 2019-03-03 09:31:44 +01:00
parent 8b83ef7a40
commit 0356f0603e
8 changed files with 44 additions and 31 deletions

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@ -4,17 +4,51 @@ Changelog
Versions follow `CalVer <https://calver.org>`_ with a strict backwards compatibility policy. Versions follow `CalVer <https://calver.org>`_ with a strict backwards compatibility policy.
The third digit is only for regressions. The third digit is only for regressions.
Changes for the upcoming release can be found in the `"changelog.d" directory <https://github.com/python-attrs/attrs/tree/master/changelog.d>`_ in our repository.
..
Do *NOT* add changelog entries here!
This changelog is managed by towncrier and is compiled at release time.
See https://www.attrs.org/en/latest/contributing.html#changelog for details.
.. towncrier release notes start .. towncrier release notes start
19.1.0 (2019-03-03)
-------------------
Backward-incompatible Changes
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Fixed a bug where deserialized objects with ``cache_hash=True`` could have incorrect hash code values.
This change breaks classes with ``cache_hash=True`` when a custom ``__setstate__`` is present.
An exception will be thrown when applying the ``attrs`` annotation to such a class.
This limitation is tracked in issue `#494 <https://github.com/python-attrs/attrs/issues/494>`_.
`#482 <https://github.com/python-attrs/attrs/issues/482>`_
Changes
^^^^^^^
- Add ``is_callable``, ``deep_iterable``, and ``deep_mapping`` validators.
* ``is_callable``: validates that a value is callable
* ``deep_iterable``: Allows recursion down into an iterable,
applying another validator to every member in the iterable
as well as applying an optional validator to the iterable itself.
* ``deep_mapping``: Allows recursion down into the items in a mapping object,
applying a key validator and a value validator to the key and value in every item.
Also applies an optional validator to the mapping object itself.
You can find them in the ``attr.validators`` package.
`#425 <https://github.com/python-attrs/attrs/issues/425>`_
- Fixed stub files to prevent errors raised by mypy's ``disallow_any_generics = True`` option.
`#443 <https://github.com/python-attrs/attrs/issues/443>`_
- Attributes with ``init=False`` now can follow after ``kw_only=True`` attributes.
`#450 <https://github.com/python-attrs/attrs/issues/450>`_
- ``attrs`` now has first class support for defining exception classes.
If you define a class using ``@attr.s(auto_exc=True)`` and subclass an exception, the class will behave like a well-behaved exception class including an appropriate ``__str__`` method, and all attributes additionally available in an ``args`` attribute.
`#500 <https://github.com/python-attrs/attrs/issues/500>`_
- Clarified documentation for hashing to warn that hashable objects should be deeply immutable (in their usage, even if this is not enforced).
`#503 <https://github.com/python-attrs/attrs/issues/503>`_
----
18.2.0 (2018-09-01) 18.2.0 (2018-09-01)
------------------- -------------------

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@ -1,11 +0,0 @@
Add ``is_callable``, ``deep_iterable``, and ``deep_mapping`` validators.
* ``is_callable``: validates that a value is callable
* ``deep_iterable``: Allows recursion down into an iterable,
applying another validator to every member in the iterable
as well as applying an optional validator to the iterable itself.
* ``deep_mapping``: Allows recursion down into the items in a mapping object,
applying a key validator and a value validator to the key and value in every item.
Also applies an optional validator to the mapping object itself.
You can find them in the ``attr.validators`` package.

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@ -1 +0,0 @@
Fixed stub files to prevent errors raised by mypy's ``disallow_any_generics = True`` option.

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@ -1 +0,0 @@
Attributes with ``init=False`` now can follow after ``kw_only=True`` attributes.

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@ -1,4 +0,0 @@
Fixed a bug where deserialized objects with ``cache_hash=True`` could have incorrect hash code values.
This change breaks classes with ``cache_hash=True`` when a custom ``__setstate__`` is present.
An exception will be thrown when applying the ``attrs`` annotation to such a class.
This limitation is tracked in issue `#494 <https://github.com/python-attrs/attrs/issues/494>`_.

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@ -1,3 +0,0 @@
``attrs`` now has first class support for defining exception classes.
If you define a class using ``@attr.s(auto_exc=True)`` and subclass an exception, the class will behave like a well-behaved exception class including an appropriate ``__str__`` method, and all attributes additionally available in an ``args`` attribute.

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@ -1 +0,0 @@
Clarified documentation for hashing to warn that hashable objects should be deeply immutable (in their usage, even if this is not enforced).

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@ -18,7 +18,7 @@ from ._make import (
) )
__version__ = "19.1.0.dev0" __version__ = "19.1.0"
__title__ = "attrs" __title__ = "attrs"
__description__ = "Classes Without Boilerplate" __description__ = "Classes Without Boilerplate"