| # Copyright (c) 2009 Google Inc. All rights reserved. | |
| # Copyright (c) 2009 Apple Inc. All rights reserved. | |
| # | |
| # Redistribution and use in source and binary forms, with or without | |
| # modification, are permitted provided that the following conditions are | |
| # met: | |
| # | |
| # * Redistributions of source code must retain the above copyright | |
| # notice, this list of conditions and the following disclaimer. | |
| # * Redistributions in binary form must reproduce the above | |
| # copyright notice, this list of conditions and the following disclaimer | |
| # in the documentation and/or other materials provided with the | |
| # distribution. | |
| # * Neither the name of Google Inc. nor the names of its | |
| # contributors may be used to endorse or promote products derived from | |
| # this software without specific prior written permission. | |
| # | |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| import re | |
| def plural(noun): | |
| # This is a dumb plural() implementation that is just enough for our uses. | |
| if re.search('h$', noun): | |
| return noun + 'es' | |
| else: | |
| return noun + 's' | |
| def pluralize(noun, count): | |
| if count != 1: | |
| noun = plural(noun) | |
| return '%d %s' % (count, noun) | |
| def join_with_separators(list_of_strings, separator=', ', only_two_separator=' and ', last_separator=', and '): | |
| if not list_of_strings: | |
| return '' | |
| if len(list_of_strings) == 1: | |
| return list_of_strings[0] | |
| if len(list_of_strings) == 2: | |
| return only_two_separator.join(list_of_strings) | |
| return '%s%s%s' % (separator.join(list_of_strings[:-1]), last_separator, list_of_strings[-1]) |