code: def setup_method(self):
      super().setup_method()
      self.model = torch.nn.Sequential(torch.nn.Linear(10, 10))
      self.base_momentum = 0.9
  
file_path: allennlp/tests/training/momentum_schedulers/inverted_triangular_test.py
imports: from math import isclose
  import torch
  from allennlp.common.params import Params
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.training.momentum_schedulers import MomentumScheduler
  from allennlp.training.optimizers import Optimizer
label_desc: Use image node_id 1 for calling the InvertedTriangularTest obj's underlying member method code with example usage: obj.setup_method() without return types