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"""Placeholder for default doc """ from __future__ import division from __future__ import absolute_import
import numpy as np import subprocess import os import time from libensemble.sim_funcs.branin.branin import branin
# @profile def call_branin(H,persis_info,sim_specs,libE_info): del libE_info # Ignored parameter
""" Evaluates the Branin function """
batch = len(H['x'])
O = np.zeros(batch,dtype=sim_specs['out'])
for i,x in enumerate(H['x']): # Uncomment the following if you want to use the file system to do evaluations # devnull = open(os.devnull, 'w') # np.savetxt('./x.in', x, fmt='%16.16f', delimiter=' ', newline=" ") # p = subprocess.call(['python', 'branin.py'], cwd='./', stdout=devnull) # O['f'][i] = np.loadtxt('./f.out',dtype=float)
O['f'][i] = branin(x[0],x[1])
if 'uniform_random_pause_ub' in sim_specs: time.sleep(sim_specs['uniform_random_pause_ub']*np.random.uniform())
# if not H['local_pt'][i]: # if np.random.uniform(0,1) < 0.1: # print('blam') # O['f'][i] = np.nan
return O, persis_info |