code: def setup_class(cls):
      cls.methods = ["b", "s", "sh", "hs", "h", "fdr_i", "fdr_n"]
      cls.alpha = 0.1
      cls.res2 = res_multtest1
  
imports: import pytest
  import numpy
  from numpy.testing import assert_almost_equal, assert_equal, assert_allclose
  from statsmodels.stats.multitest import multipletests, fdrcorrection, fdrcorrection_twostage, NullDistribution, local_fdr, multitest_methods_names
  from statsmodels.stats.multicomp import tukeyhsd
  from scipy.stats.distributions import norm
  import scipy
  from packaging import version
label_desc: Use image node_id 1 for calling the TestMultiTests1 obj's underlying member method code with example usage: obj.setup_class(cls) without return types