[3260] | 1 | # -*- coding: UTF-8 -*- |
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[695] | 2 | # |
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[3260] | 3 | # PyKota : Print Quotas for CUPS |
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[695] | 4 | # |
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[3133] | 5 | # (c) 2003, 2004, 2005, 2006, 2007 Jerome Alet <alet@librelogiciel.com> |
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[3260] | 6 | # This program is free software: you can redistribute it and/or modify |
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[873] | 7 | # it under the terms of the GNU General Public License as published by |
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[3260] | 8 | # the Free Software Foundation, either version 3 of the License, or |
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[873] | 9 | # (at your option) any later version. |
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[3260] | 10 | # |
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[873] | 11 | # This program is distributed in the hope that it will be useful, |
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| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | # GNU General Public License for more details. |
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| 15 | # |
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| 16 | # You should have received a copy of the GNU General Public License |
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[3260] | 17 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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[695] | 18 | # |
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| 19 | # $Id$ |
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| 20 | # |
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[1257] | 21 | # |
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[695] | 22 | |
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[3184] | 23 | """This module defines base classes used by all logging backends.""" |
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| 24 | |
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[2945] | 25 | import os |
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| 26 | import imp |
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| 27 | |
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[695] | 28 | class PyKotaLoggingError(Exception): |
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| 29 | """An exception for logging related stuff.""" |
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| 30 | def __init__(self, message = ""): |
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| 31 | self.message = message |
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| 32 | Exception.__init__(self, message) |
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| 33 | def __repr__(self): |
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| 34 | return self.message |
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| 35 | __str__ = __repr__ |
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| 36 | |
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[1240] | 37 | def openLogger(backend) : |
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[695] | 38 | """Returns the appropriate logger subsystem object.""" |
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| 39 | try : |
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[2945] | 40 | loggingbackend = imp.load_source("loggingbackend", |
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| 41 | os.path.join(os.path.dirname(__file__), |
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| 42 | "loggers", |
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| 43 | "%s.py" % backend.lower())) |
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[695] | 44 | except ImportError : |
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[773] | 45 | raise PyKotaLoggingError, _("Unsupported logging subsystem %s") % backend |
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[695] | 46 | else : |
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[1240] | 47 | return loggingbackend.Logger() |
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