/usr/share/pyshared/zope/container/size.py is in python-zope.container 3.12.0-0ubuntu2.
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#
# Copyright (c) 2002 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.
#
##############################################################################
"""Adapters that give the size of an object.
"""
__docformat__ = 'restructuredtext'
from zope.container.i18n import ZopeMessageFactory as _
from zope.size.interfaces import ISized
from zope.interface import implements
class ContainerSized(object):
implements(ISized)
def __init__(self, container):
self._container = container
def sizeForSorting(self):
"""See `ISized`"""
return ('item', len(self._container))
def sizeForDisplay(self):
"""See `ISized`"""
num_items = len(self._container)
if num_items == 1:
return _('1 item')
return _('${items} items', mapping={'items': str(num_items)})
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