code: def setup_samples(N=512, calc_second_order=True):
      param_file = "src/SALib/test_functions/params/Ishigami.txt"
      problem = read_param_file(param_file)
      param_values = sobol_sample(
          problem, N=N, calc_second_order=calc_second_order
      )
      return problem, param_values
  
imports: from pytest import raises, mark
  from numpy.testing import assert_equal, assert_allclose
  import numpy
  from scipy.stats import norm
  from SALib.analyze import sobol
  from SALib.sample.sobol import sample
  from SALib.sample import sobol_sequence
  from SALib.test_functions import Ishigami, Sobol_G
  from SALib.util import read_param_file
label_desc: Use image node_id 1 for calling a global function with example usage: setup_samples(N, calc_second_order) and returns: problem,  param_values