Mercurial > hg
view mercurial/thirdparty/attr/filters.py @ 46209:a51d345f1404
upgrade: move optimization addition to determineactions()
The documentation of `determineactions()` mention that it is given a list
returned from `findoptimizations()` however it was not true before this patch.
The code extending actions with optimizations also mentioned about it that this
should be in determineactions.
So let's do what comments at couple of places say.
Differential Revision: https://phab.mercurial-scm.org/D9615
author | Pulkit Goyal <7895pulkit@gmail.com> |
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date | Wed, 16 Dec 2020 14:06:24 +0530 |
parents | a5493a251ad3 |
children | e1c586b9a43c |
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""" Commonly useful filters for :func:`attr.asdict`. """ from __future__ import absolute_import, division, print_function from ._compat import isclass from ._make import Attribute def _split_what(what): """ Returns a tuple of `frozenset`s of classes and attributes. """ return ( frozenset(cls for cls in what if isclass(cls)), frozenset(cls for cls in what if isinstance(cls, Attribute)), ) def include(*what): r""" Whitelist *what*. :param what: What to whitelist. :type what: :class:`list` of :class:`type` or :class:`attr.Attribute`\ s :rtype: :class:`callable` """ cls, attrs = _split_what(what) def include_(attribute, value): return value.__class__ in cls or attribute in attrs return include_ def exclude(*what): r""" Blacklist *what*. :param what: What to blacklist. :type what: :class:`list` of classes or :class:`attr.Attribute`\ s. :rtype: :class:`callable` """ cls, attrs = _split_what(what) def exclude_(attribute, value): return value.__class__ not in cls and attribute not in attrs return exclude_