code: def testPickupLocations(self):
      self.assertTrue(
          np.array_equal(self._controller.pickup_location(0), [5, 1])
      )
      self.assertTrue(
          np.array_equal(self._controller.pickup_location(1), [6, 1])
      )
      self.assertTrue(
          np.array_equal(self._controller.pickup_location(2), [4, 3])
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  from absl.testing import absltest
  import numpy
  import six
  import deepmind_lab
  from python.tests.utils import maze_game_controller
  from python.tests.utils import test_environment_decorator
label_desc: Use image node_id 9 for calling the MazeGameControllerTest obj's underlying member method code with example usage: obj.testPickupLocations() without return types