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# -*- python -*-
# -*- coding: utf-8 -*-
# Installsystems - Python installation framework
# Copyright © 2011-2012 Smartjog S.A
# Copyright © 2011-2012 Sébastien Luttringer
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
'''
InstallSystems Exceptions
'''
import StringIO
import sys
import traceback
import installsystems
class ISException(Exception):
'''
Base exception class
'''
def __init__(self, message='', exception=None):
self.message = message
self.exception = exception
if exception:
self.exc_info = sys.exc_info()
def __str__(self):
if self.exception:
return "%s: %s" % (self.message, self.exception)
else:
return self.message
def get_tb(self):
if self.exception and installsystems.verbosity > 1:
sio = StringIO.StringIO()
traceback.print_exception(self.exc_info[0], self.exc_info[1],
self.exc_info[2], file=sio)
str = "\n#R#%s" % sio.getvalue()
sio.close()
return str
return ""
class ISError(ISException):
'''
Installsystems error; this exception will stop execution
'''
class ISWarning(ISException):
'''
Installsystems warning; this exception do not stop execution
'''