code: def flops(self, x):
      # need to define flops since this is an unknown class
      return 0
  
imports: import unittest
  import torch
  import torch.nn
  from classy_vision.generic.profiler import compute_activations, compute_flops, count_params, get_shape
  from classy_vision.models import build_model
  from test.generic.config_utils import get_test_model_configs
label_desc: Use image node_id 4 for calling the TestConvModule obj's underlying member method code with example usage: obj.flops(x) and returns: int