code: def setup_method(self):
      self.rng = np.random.default_rng(1682281250228846)
  
imports: import pytest
  from pytest import raises
  import numpy
  from scipy.linalg import lu, lu_factor, lu_solve, get_lapack_funcs, solve
  from numpy.testing import assert_allclose, assert_array_equal
label_desc: Use image node_id 1 for calling the TestLU obj's underlying member method code with example usage: obj.setup_method() without return types