/usr/share/pyshared/openopt/examples/glp_1.py is in python-openopt 0.38+svn1589-1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 | from openopt import GLP
from numpy import *
f = lambda x: (x[0]-1.5)**2 + sin(0.8 * x[1] ** 2 + 15)**4 + cos(0.8 * x[2] ** 2 + 15)**4 + (x[3]-7.5)**4
p = GLP(f, lb = -ones(4), ub = ones(4), maxIter = 1e3, maxFunEvals = 1e5, maxTime = 3, maxCPUTime = 3)
#optional: graphic output
#p.plot = 1 or p.solve(..., plot=1) or p = GLP(..., plot=1)
r = p.solve('de', plot=1)
x_opt, f_opt = r.xf, r.ff
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