code: def setUp(self):
      super(RPNTargetTest, self).setUp()
      # Setup
      self.gt_boxes = np.array([[200, 0, 400, 400]])
      self.im_size = (600, 600)
      self.config = EasyDict(
          {
              "allowed_border": 0,
              "clobber_positives": False,
              "foreground_threshold": 0.7,
              "background_threshold_high": 0.3,
              "foreground_fraction": 0.5,
              "minibatch_size": 2,
          }
      )
      tf.reset_default_graph()
  
file_path: luminoth/luminoth/models/fasterrcnn/rpn_target_test.py
imports: import numpy
  import tensorflow
  from easydict import EasyDict
  from luminoth.models.fasterrcnn.rpn_target import RPNTarget
label_desc: Use image node_id 1 for calling the RPNTargetTest obj's underlying member method code with example usage: obj.setUp() without return types