code: def test_tensor_core_matmul():
      tensor_core_matmul(16)  # test with warp_tile 16x16x16
      tensor_core_matmul(8)  # test with warp_tile 8x32x16
      tensor_core_matmul(32)
  
file_path: tvm/tests/python/te/test_te_schedule_postproc_rewrite_for_tensor_core.py
imports: import tvm
  from tvm import te
  from tvm import topi
  import numpy
  import tvm.testing
label_desc: Use image node_id 3 for calling a global function with example usage: test_tensor_core_matmul() without return types