code: def test_reorder_block_iter_var_fail_not_full():
      sch = tir.Schedule(matmul, debug_mask="all")
      C = sch.get_block("C")
      with pytest.raises(tvm.tir.ScheduleError):
          sch.reorder_block_iter_var(C, [2, 1])
  
file_path: tvm/tests/python/tir-schedule/test_tir_schedule_reorder_block_iter_var.py
imports: import pytest
  import tvm
  import tvm.testing
  from tvm import tir
  from tvm.script import tir
  from tvm.tir.schedule.testing import verify_trace_roundtrip
label_desc: Use image node_id 4 for calling a global function with example usage: test_reorder_block_iter_var_fail_not_full() without return types