code: def setUp(self):
      self.mock_model = Mock()
      self.mock_optimizer = Mock()
      domain = [
          {
              "name": "var_1",
              "type": "continuous",
              "domain": (-5, 5),
              "dimensionality": 2,
          }
      ]
      self.space = Design_space(domain, None)
  
      self.mpi_acquisition = AcquisitionMPI(
          self.mock_model, self.space, self.mock_optimizer
      )
  
file_path: GPyOpt/GPyOpt/testing/acquisitions_tests/test_mpi_acquisition.py
imports: import unittest
  from mock import Mock
  import numpy
  from GPyOpt.acquisitions import AcquisitionMPI
  from GPyOpt.core.task.space import Design_space
label_desc: Use image node_id 1 for calling the TestMPIAcquisition obj's underlying member method code with example usage: obj.setUp() without return types