code: def test_canon_target_map_and_host():
      target_map = {"cuda": "cuda_module", "llvm": "cpu_module"}
      target_map, host = Target.canon_target_map_and_host(
          target_map, "llvm"
      )
      assert host.kind.name == "llvm"
      for t, v in target_map.items():
          assert t.host.kind.name == "llvm"
          if t.kind.name == "cuda":
              assert v == "cuda_module"
          elif t.kind.name == "llvm":
              assert v == "cpu_module"
          else:
              assert False
  
imports: import json
  import pytest
  import tvm
  import tvm.testing
  from tvm.target import Target, arm_cpu, bifrost, cuda, intel_graphics, mali, rocm, vta
label_desc: Use image node_id 43 for calling a global function with example usage: test_canon_target_map_and_host() without return types