def __breakf(self, i, maxit, p, error):
pstr = "Iteration %d of %d, ||error|| %g" % (i, maxit, error)
self.timer.lap()
if i > 0:
iter_left = maxit - i
mean_time = self.timer.time_so_far / i
pstr += "\t(est. time to end=%d s.)" % (iter_left * mean_time)
printf(pstr)
if check_stop_flag(self.stop_flag):
return 1
def __fetch_constraints(self):
u"Fetch constraints from any worker."
_sent = False
while not _sent:
_sent = self.cc.get_options(0, wait=False)
if check_stop_flag(self.stop_flag):
sys.exit(-1)
resp = self.cc.resp_options(0, wait=True)
self.no_vars = resp["num_params"]
self.mins = resp["min_constr"]
self.maxes = resp["max_constr"]
def __fetch_constraints(self):
u"Fetch constraints from any worker."
_sent = False
while not _sent:
_sent = self.cc.get_options(0, wait=False)
if check_stop_flag(self.stop_flag):
sys.exit(-1)
resp = self.cc.resp_options(0, wait=True)
self.no_vars = resp["num_params"]
self.mins = resp["min_constr"]
self.maxes = resp["max_constr"]
def stop_flag_criteria(ga_engine):
u"GA Engine stop criteria depending on stop flag file."
path = ga_engine.getParam("stop_file", None)
return check_stop_flag(path)
def stop_flag_criteria(ga_engine):
u"GA Engine stop criteria depending on stop flag file."
path = ga_engine.getParam("stop_file", None)
return check_stop_flag(path)
