scyther/gui/Time/test.py

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#!/usr/bin/python
"""
Scyther : An automatic verifier for security protocols.
Copyright (C) 2008 Cas Cremers
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.
"""
#
# test.py
# experimenting with the constraint solver
#
# Ubuntu package: python-constraint
#
# http://labix.org/python-constraint
#
#---------------------------------------------------------------------------
""" Import externals """
import sys
try:
from constraint import *
except:
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print("Could not import constraint solver module.")
print("For more information, visit")
print(" http://labix.org/python-constraint")
sys.exit()
#---------------------------------------------------------------------------
def test():
problem = Problem()
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problem.addVariables(list(range(0, 16)), list(range(1, 16+1)))
problem.addConstraint(AllDifferentConstraint(), list(range(0, 16)))
problem.addConstraint(ExactSumConstraint(34), [0,5,10,15])
problem.addConstraint(ExactSumConstraint(34), [3,6,9,12])
for row in range(4):
problem.addConstraint(ExactSumConstraint(34),
[row*4+i for i in range(4)])
for col in range(4):
problem.addConstraint(ExactSumConstraint(34),
[col+4*i for i in range(4)])
solutions = problem.getSolutions()
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print(solutions)
#---------------------------------------------------------------------------
if __name__ == '__main__':
test()