code: def setUp(self):
      self.handle = amp.init(enabled=True)
      common_init(self)
  
imports: import unittest
  import functools
  import itertools
  from apex import amp
  import torch
  from torch import nn
  import torch.nn.functional
  from utils import common_init, HALF, FLOAT, ALWAYS_HALF, ALWAYS_FLOAT, MATCH_INPUT
label_desc: Use image node_id 1 for calling the TestBannedMethods obj's underlying member method code with example usage: obj.setUp() without return types