15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# Copyright (c) 2009 Google Inc. All rights reserved. 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# Copyright (c) 2009 Apple Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# modification, are permitted provided that the following conditions are 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# * Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# * Redistributions in binary form must reproduce the above 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# copyright notice, this list of conditions and the following disclaimer 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# in the documentation and/or other materials provided with the 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# distribution. 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# * Neither the name of Google Inc. nor the names of its 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# contributors may be used to endorse or promote products derived from 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# this software without specific prior written permission. 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)import re 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)def plural(noun): 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) # This is a dumb plural() implementation that is just enough for our uses. 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if re.search("h$", noun): 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return noun + "es" 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) else: 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return noun + "s" 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)def pluralize(noun, count): 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if count != 1: 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) noun = plural(noun) 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return "%d %s" % (count, noun) 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)def join_with_separators(list_of_strings, separator=', ', only_two_separator=" and ", last_separator=', and '): 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if not list_of_strings: 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return "" 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if len(list_of_strings) == 1: 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return list_of_strings[0] 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if len(list_of_strings) == 2: 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return only_two_separator.join(list_of_strings) 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return "%s%s%s" % (separator.join(list_of_strings[:-1]), last_separator, list_of_strings[-1]) 55