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annotate src/tools/utils.py @ 606:21ddafccf32d

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installation: added forgotten imaging dependency
author Goffi <goffi@goffi.org>
date Sat, 23 Feb 2013 17:50:58 +0100
parents a4f6f78f0620
children 84a6e83157c2
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
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4 """
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5 SAT: a jabber client
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6 Copyright (C) 2009, 2010, 2011, 2012, 2013 Jérôme Poisson (goffi@goffi.org)
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7
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8 This program is free software: you can redistribute it and/or modify
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9 it under the terms of the GNU Affero General Public License as published by
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10 the Free Software Foundation, either version 3 of the License, or
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11 (at your option) any later version.
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12
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13 This program is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU Affero General Public License for more details.
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17
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18 You should have received a copy of the GNU Affero General Public License
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19 along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 """
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21
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22 """ various useful methods """
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23
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24 import unicodedata
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25
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27 def clean_ustr(ustr):
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28 """Clean unicode string
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29 remove special characters from unicode string"""
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30 def valid_chars(unicode_source):
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31 for char in unicode_source:
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32 if unicodedata.category(char) == 'Cc' and char!='\n':
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33 continue
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34 yield char
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35 return ''.join(valid_chars(ustr))
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36