code: def test_loaded_modules_work(self):
      class AB(torch.nn.Module):
          def __init__(self):
              super().__init__()
              self.a = 1
              self.b = 1
  
          def forward(self):
              return self.a + self.b
  
      class A(torch.nn.Module):
          def __init__(self):
              super().__init__()
              self.a = 1
  
          def forward(self):
              return self.a
  
      class Wrapper(torch.nn.Module):
          def __init__(self, sub):
              super().__init__()
              self.sub = sub
  
          def forward(self):
              return self.sub()
  
      def package(x):
          buffer = io.BytesIO()
          torch.jit.save(torch.jit.script(x), buffer)
          buffer.seek(0)
          return torch.jit.script(Wrapper(torch.jit.load(buffer)))
  
      a = package(AB())
      a()
      b = package(A())
      b()
  
imports: import os
  import sys
  import io
  import torch
  from torch.testing._internal.jit_utils import JitTestCase
  from torch.testing._internal.common_utils import suppress_warnings
label_desc: Use image node_id 22 for calling the TestTypeSharing obj's underlying member method code with example usage: obj.test_loaded_modules_work() and returns: torch, unknown, self, self