code: def main(placeholder: T.handle, ethosu_write: T.handle) -> None:
      # function attr dict
      T.func_attr({"global_symbol": "main", "tir.noalias": True})
      placeholder_2 = T.match_buffer(
          placeholder,
          [270],
          dtype="int8",
          elem_offset=0,
          align=64,
          offset_factor=1,
      )
      ethosu_write_2 = T.match_buffer(
          ethosu_write,
          [135],
          dtype="int8",
          elem_offset=0,
          align=64,
          offset_factor=1,
      )
      # body
      T.evaluate(
          T.call_extern(
              "ethosu_binary_elementwise",
              "int8",
              5,
              9,
              3,
              5,
              0,
              9,
              placeholder_2[0],
              0,
              0,
              0,
              T.float32(1.0),
              0,
              "NHWC",
              27,
              3,
              1,
              "int8",
              5,
              9,
              3,
              5,
              0,
              9,
              placeholder_2[135],
              0,
              0,
              0,
              T.float32(1.0),
              0,
              "NHWC",
              27,
              3,
              1,
              "int8",
              5,
              9,
              3,
              5,
              0,
              9,
              ethosu_write_2[0],
              0,
              0,
              0,
              T.float32(1.0),
              0,
              "NHWC",
              27,
              3,
              1,
              "SUB",
              0,
              "CLIP",
              10,
              100,
              "TFL",
              0,
              0,
              0,
              0,
              0,
              0,
              dtype="int8",
          )
      )
  
imports: import pytest
  import numpy
  import tvm
  from tvm.tir import stmt_functor
  from tvm.script import tir
  from tvm.relay.backend.contrib.ethosu import tir_to_cs_translator
  from tvm.relay.backend.contrib.ethosu import util
  import ethosu.vela.api
label_desc: Use image node_id 1 for calling the SingleEthosuBinaryElementwiseSub obj's underlying member method code with example usage: obj.main(placeholder, ethosu_write) without return types