code: def test_concat():
      """Concat"""
  
      class Concat(flow.nn.Module):
          def forward(self, input_1, input_2, input_3):
              out = flow.cat([input_1, input_2, input_3], dim=-1)
              return out
  
      model = Concat().eval()
  
      for device in ["llvm"]:
          verify_concat(model, device=device)
  
imports: import os
  import numpy
  import oneflow
  from packaging import version
  import tvm
  import tvm.testing
  import tvm.topi.testing
  from tvm import relay
label_desc: Use image node_id 27 for calling a global function with example usage: test_concat() and returns: out