code: def test_can_instantiate():
      import brainiak.reprsimil.brsa
  
      s = brainiak.reprsimil.brsa.BRSA()
      assert s, "Invalid BRSA instance!"
  
      s = brainiak.reprsimil.brsa.BRSA(
          n_iter=50,
          rank=5,
          auto_nuisance=False,
          n_nureg=2,
          nureg_method="ICA",
          baseline_single=False,
          init_iter=5,
          GP_space=True,
          GP_inten=True,
          tol=2e-3,
          eta=0.001,
          space_smooth_range=10.0,
          inten_smooth_range=100.0,
          tau_range=2.0,
          tau2_prior=brainiak.reprsimil.brsa.prior_GP_var_inv_gamma,
          optimizer="CG",
          random_state=100,
          anneal_speed=20,
      )
      assert s, "Invalid BRSA instance!"
  
imports: import pytest
label_desc: Use image node_id 1 for calling a global function with example usage: test_can_instantiate() without return types