code: def setUpClass(cls):
      cls.seed = 111
  
file_path: PaddleDetection/ppdet/modeling/tests/test_base.py
imports: from __future__ import print_function
  import unittest
  import contextlib
  import paddle
  from paddle.static import Program
label_desc: Use image node_id 1 for calling the LayerTest obj's underlying member method code with example usage: obj.setUpClass(cls) without return types