py3: use class X: instead of class X(object):
The inheritance from object is implied in Python 3. So this should
be equivalent.
This change was generated via an automated search and replace. So there
may have been some accidental changes.
Differential Revision: https://phab.mercurial-scm.org/D12352
# util.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 .. import encoding
if encoding.environ.get(b'HGREALINTERFACES'):
from ..thirdparty.zope import interface as zi
Attribute = zi.Attribute
Interface = zi.Interface
implementer = zi.implementer
else:
class Attribute:
def __init__(self, __name__, __doc__=b''):
pass
class Interface:
def __init__(
self, name, bases=(), attrs=None, __doc__=None, __module__=None
):
pass
def implementer(*ifaces):
def wrapper(cls):
return cls
return wrapper