Mercurial > libervia-desktop-kivy

annotate cagou/core/kivy_hack.py @ 391:841045d5a937

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author Goffi <goffi@goffi.org>
date Thu, 06 Feb 2020 21:16:21 +0100
parents 1da3c379205b
children 3c9ba4a694ef
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1 #!/usr//bin/env python2
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4 # Cagou: desktop/mobile frontend for Salut à Toi XMPP client
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5 # Copyright (C) 2016-2020 Jérôme Poisson (goffi@goffi.org)
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 CONF_KIVY_LEVEL = 'log_kivy_level'
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23 def do_hack():
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24 """work around Kivy hijacking of logs and arguments"""
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25 # we remove args so kivy doesn't use them
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26 # this is need to avoid kivy breaking QuickApp args handling
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27 import sys
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28 ori_argv = sys.argv[:]
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29 sys.argv = sys.argv[:1]
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30 from .constants import Const as C
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31 from sat.core import log_config
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32 log_config.satConfigure(C.LOG_BACKEND_STANDARD, C)
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34 from . import config
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35 kivy_level = config.getConfig(C.CONFIG_SECTION, CONF_KIVY_LEVEL, 'follow').upper()
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37 # kivy handles its own loggers, we don't want that!
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38 import logging
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39 root_logger = logging.root
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40 kivy_logger = logging.getLogger('kivy')
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41 ori_addHandler = kivy_logger.addHandler
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42 kivy_logger.addHandler = lambda __: None
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43 ori_setLevel = kivy_logger.setLevel
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44 if kivy_level == 'FOLLOW':
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45 # level is following SàT level
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46 kivy_logger.setLevel = lambda level: None
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47 elif kivy_level == 'KIVY':
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48 # level will be set by Kivy according to its own conf
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49 pass
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50 elif kivy_level in C.LOG_LEVELS:
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51 kivy_logger.setLevel(kivy_level)
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52 kivy_logger.setLevel = lambda level: None
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53 else:
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54 raise ValueError("Unknown value for {name}: {value}".format(name=CONF_KIVY_LEVEL, value=kivy_level))
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56 # during import kivy set its logging stuff
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57 import kivy
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58 kivy # to avoid pyflakes warning
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60 # we want to separate kivy logs from other logs
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61 logging.root = root_logger
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62 from kivy import logger
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63 sys.stderr = logger.previous_stderr
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65 # we restore original methods
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66 kivy_logger.addHandler = ori_addHandler
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67 kivy_logger.setLevel = ori_setLevel
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69 # we restore original arguments
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70 sys.argv = ori_argv