code: def dummymodel():
      n = 2
  
      class DummyModel(torch.nn.Module):
          def __init__(self, n):
              super(DummyModel, self).__init__()
              self.linear = nn.Linear(n, 1)
  
          def forward(self, x):
              return self.linear(x)
  
      return DummyModel(n)
  
label_desc: Use image node_id 1 for calling a global function with example usage: dummymodel() and returns: DummyModel, self