code: def test_signal_extr_4d_global_no_shared(self):
      # set up
      wanted_global = [
          [3.0 / 8],
          [-3.0 / 8],
          [1.0 / 8],
          [-7.0 / 8],
          [-9.0 / 8],
      ]
      for i, vals in enumerate(self.fourd_wanted):
          wanted_global[i].extend(vals)
  
      # run & assert
      self._test_4d_label(
          wanted_global,
          self.fake_4d_label_data,
          include_global=True,
          incl_shared_variance=False,
      )
  
file_path: nipype/nipype/interfaces/tests/test_nilearn.py
imports: import os
  import numpy
  from ...testing import utils
  from ..None import nilearn
  from ...pipeline import engine
  import pytest
  import numpy.testing
label_desc: Use image node_id 7 for calling the TestSignalExtraction obj's underlying member method code with example usage: obj.test_signal_extr_4d_global_no_shared() without return types