#! /usr/bin/env python
#
"""
Python implementation of rosenbrock.cpp for tests. 
"""
# Copyright (C) 2011, 2012, 2013, GC3, University of Zurich. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser 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 Lesser 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
#
__docformat__ = 'reStructuredText'
__version__ = '$Revision$'

import os
import sys
import logging
import tempfile
import shutil
import logging

print "Compute Rosenbrock function"

# log = open('/home/benjamin/.gc3/debug.log', 'a')
# log.write("Running in directory: '%s'\n" % os.getcwd())
# log.write("Contents of working directory: %s\n" % os.listdir(os.getcwd()))
# log.close()

para_file = open("parameters.in")
x = float(para_file.readline().split()[1])
y = float(para_file.readline().split()[1])

fun = 100.0 * (y - x**2)**2 + (1-x)**2

out_file = open("rosenbrock.out",'w')
out_file.write(str(fun) + '\n')

print "done"
