""" Exceptions throwable by the Sampling algorithm """

#      Copyright 2005, 2006 EIAO Consoritum
#      This program is distributed under the terms of the GNU General
#      Public License.
#
#  This file is part of the European Internet Accessibility Observatory
#  (EIAO)
#
#  EIAO 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.
#
#  EIAO 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 EIAO; if not, write to the Free Software
#  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
#  MA 02110-1301 USA

__author__ = "Morten Goodwin Olsen"
__version__ = "2.1"
__maintainer__ = "Nils Ulltveit-Moe"

class SamplingError(Exception):
    """Basic class for reporting SamplingError
    """

class NoSamplingChosenError(SamplingError):
    """Exception raised when no sampling algorithm is chosen
    """

    def __init__(self):
       """ Throws a InstanceNotPresentError exception

       """
       msg = 'No sampling algorithm chosen. Update your system configuration.'
       SamplingError.__init__(self,msg)