Mercurial > hg
view mercurial/thirdparty/zope/interface/_compat.py @ 37179:49630e75635d
thirdparty: allow zope.interface.advice to be lazily imported
The symbol from this module is only used in functions. Let's access
that symbol through its imported module so importing
zope.interface.advice can be lazy.
Differential Revision: https://phab.mercurial-scm.org/D2931
author | Gregory Szorc <gregory.szorc@gmail.com> |
---|---|
date | Wed, 21 Mar 2018 18:13:40 -0700 |
parents | 68ee61822182 |
children |
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############################################################################## # # Copyright (c) 2006 Zope Foundation and Contributors. # All Rights Reserved. # # This software is subject to the provisions of the Zope Public License, # Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution. # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED # WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED # WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS # FOR A PARTICULAR PURPOSE. # ############################################################################## """Basic components support """ from __future__ import absolute_import import sys import types if sys.version_info[0] < 3: def _normalize_name(name): if isinstance(name, basestring): return unicode(name) raise TypeError("name must be a regular or unicode string") CLASS_TYPES = (type, types.ClassType) STRING_TYPES = (basestring,) _BUILTINS = '__builtin__' PYTHON3 = False PYTHON2 = True else: def _normalize_name(name): if isinstance(name, bytes): name = str(name, 'ascii') if isinstance(name, str): return name raise TypeError("name must be a string or ASCII-only bytes") CLASS_TYPES = (type,) STRING_TYPES = (str,) _BUILTINS = 'builtins' PYTHON3 = True PYTHON2 = False def _skip_under_py3k(test_method): import unittest return unittest.skipIf(sys.version_info[0] >= 3, "Only on Python 2")(test_method) def _skip_under_py2(test_method): import unittest return unittest.skipIf(sys.version_info[0] < 3, "Only on Python 3")(test_method)