Mercurial > hg
view mercurial/utils/interfaceutil.py @ 40256:d4d2c567bb72
py3: fix test-parse-date.t
Differential Revision: https://phab.mercurial-scm.org/D5084
author | Mark Thomas <mbthomas@fb.com> |
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date | Sat, 13 Oct 2018 13:39:07 +0000 |
parents | 856f381ad74b |
children |
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# interfaceutil.py - Utilities for declaring interfaces. # # Copyright 2018 Gregory Szorc <gregory.szorc@gmail.com> # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. # zope.interface imposes a run-time cost due to module import overhead and # bookkeeping for declaring interfaces. So, we use stubs for various # zope.interface primitives unless instructed otherwise. from __future__ import absolute_import from .. import ( encoding, ) if encoding.environ.get('HGREALINTERFACES'): from ..thirdparty.zope import ( interface as zi, ) Attribute = zi.Attribute Interface = zi.Interface implementer = zi.implementer else: class Attribute(object): def __init__(self, __name__, __doc__=''): pass class Interface(object): def __init__(self, name, bases=(), attrs=None, __doc__=None, __module__=None): pass def implementer(*ifaces): def wrapper(cls): return cls return wrapper