code: def test_all_numbers_uint8(self):
      generic_test(
          relay.qnn.erf, scipy.special.erf, input_dtype="uint8"
      )
  
imports: from typing import Callable, List
  import numpy
  import pytest
  import scipy.special
  import tvm
  import tvm.testing
  from tvm import relay
  from tvm.relay.qnn.op.legalizations import hardswish_func
label_desc: Use image node_id 1 for calling the TestErf obj's underlying member method code with example usage: obj.test_all_numbers_uint8() without return types