Mercurial > hg
annotate mercurial/interfaces/util.py @ 50896:b2b8c25f9462
hgwebmod: use sysstr to check for attribute presence
We do not need bytes here.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Wed, 30 Aug 2023 13:28:09 +0200 |
parents | 642e31cb55f0 |
children | f4733654f144 |
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interfaceutil: move to interfaces/
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1 # util.py - Utilities for declaring interfaces. |
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interfaceutil: module to stub out zope.interface
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2 # |
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3 # Copyright 2018 Gregory Szorc <gregory.szorc@gmail.com> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
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6 # GNU General Public License version 2 or any later version. |
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7 |
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8 # zope.interface imposes a run-time cost due to module import overhead and |
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9 # bookkeeping for declaring interfaces. So, we use stubs for various |
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10 # zope.interface primitives unless instructed otherwise. |
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11 |
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12 |
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13 from .. import encoding |
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14 |
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15 if encoding.environ.get(b'HGREALINTERFACES'): |
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16 from ..thirdparty.zope import interface as zi |
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17 |
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18 Attribute = zi.Attribute |
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19 Interface = zi.Interface |
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20 implementer = zi.implementer |
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21 else: |
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22 |
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23 class Attribute: |
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24 def __init__(self, __name__, __doc__=b''): |
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25 pass |
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26 |
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27 class Interface: |
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28 def __init__( |
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29 self, name, bases=(), attrs=None, __doc__=None, __module__=None |
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30 ): |
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31 pass |
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32 |
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33 def implementer(*ifaces): |
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34 def wrapper(cls): |
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35 return cls |
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36 |
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37 return wrapper |