/usr/share/pyshared/zope/formlib/errors.py is in python-zope.formlib 4.0.5-0ubuntu5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# Copyright (c) 2006 Zope Foundation and Contributors.
#
# 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.
#
##############################################################################
"""Error related things.
"""
__docformat__ = 'restructuredtext'
from cgi import escape
from zope.component import adapts
from zope.interface import implements
from zope.interface import Invalid
from zope.i18n import Message
from zope.i18n import translate
from zope.formlib.interfaces import IWidgetInputErrorView
from zope.publisher.interfaces.browser import IBrowserRequest
class InvalidErrorView(object):
"""Display a validation error as a snippet of text."""
implements(IWidgetInputErrorView)
adapts(Invalid, IBrowserRequest)
def __init__(self, context, request):
self.context = context
self.request = request
def snippet(self):
"""Convert a widget input error to an html snippet
>>> from zope.interface.exceptions import Invalid
>>> error = Invalid("You made an error!")
>>> InvalidErrorView(error, None).snippet()
u'<span class="error">You made an error!</span>'
"""
msg = self.context.args[0]
if isinstance(msg, Message):
msg = translate(msg, context=self.request)
return u'<span class="error">%s</span>' % escape(msg)
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