def test_find_mip_parallel_standard_example(s, flushcache, restore_fs_cache):
flushcache()
initial = (config.PARALLEL_CUT_EVALUATION, config.NUMBER_OF_CORES)
config.PARALLEL_CUT_EVALUATION, config.NUMBER_OF_CORES = True, -2
unpartitioned_constellation = constellation(s)
bipartitions = utils.directed_bipartition(s.node_indices)[1:-1]
cuts = [Cut(bipartition[0], bipartition[1])
for bipartition in bipartitions]
min_mip = _null_bigmip(s)
min_mip.phi = float('inf')
mip = _find_mip_parallel(s, cuts, unpartitioned_constellation, min_mip)
check_mip(mip, standard_answer)
config.PARALLEL_CUT_EVALUATION, config.NUMBER_OF_CORES = initial
def test_find_mip_sequential_micro(micro_s, flushcache, restore_fs_cache):
flushcache()
initial = config.PARALLEL_CUT_EVALUATION
config.PARALLEL_CUT_EVALUATION = False
unpartitioned_constellation = constellation(micro_s)
bipartitions = utils.directed_bipartition(micro_s.node_indices)[1:-1]
cuts = [Cut(bipartition[0], bipartition[1])
for bipartition in bipartitions]
min_mip = _null_bigmip(micro_s)
min_mip.phi = float('inf')
mip = _find_mip_sequential(micro_s, cuts, unpartitioned_constellation,
min_mip)
check_mip(mip, micro_answer)
config.PARALLEL_CUT_EVALUATION = initial
