def __init__(self,
major_iteration_limit=200,
major_feasibility_tolerance=1e-6,
major_optimality_tolerance=1e-6,
difference_interval=1e-6,
function_precision=1e-8,
Print_file='SNOPT_print.out',
Summary_file='SNOPT_summary.out',
print_results=False):
"""For information about the arguments see
https://web.stanford.edu/group/SOL/software/snoptHelp/whgdata/whlstt9.htm#9
"""
pyOptSparseDriver.__init__(self)
self.options.update({
'optimizer': 'SNOPT',
'print_results': print_results
})
self.opt_settings.update({
'Major feasibility tolerance': major_feasibility_tolerance,
'Major optimality tolerance': major_optimality_tolerance,
'Difference interval': difference_interval,
'Hessian full memory': None,
'Function precision': function_precision,
'Major iterations limit': major_iteration_limit,
'Print file': Print_file,
'Summary file': Summary_file,
'Major step limit': 2.0
})
def __init__(self, max_iter=200):
pyOptSparseDriver.__init__(self)
self.options.update({'optimizer': 'IPOPT'})
self.opt_settings.update({
'linear_solver': 'ma27',
'max_iter': max_iter,
'start_with_resto': 'yes',
'expect_infeasible_problem': 'yes'
})