code: def test_from_dict_values_are_np_arrays_of_ints(self):
      zero_array = np.array([1, 2])
      one_array = np.array([9, 10])
      map_proto = numpy_helper.from_dict({0: zero_array, 1: one_array})
      self.assertIsInstance(map_proto, onnx.MapProto)
  
      out_tensor = numpy_helper.to_array(
          map_proto.values.tensor_values[0]
      )
      self.assertEqual(out_tensor[0], zero_array[0])
      self.assertEqual(out_tensor[1], zero_array[1])
  
      out_tensor = numpy_helper.to_array(
          map_proto.values.tensor_values[1]
      )
      self.assertEqual(out_tensor[0], one_array[0])
      self.assertEqual(out_tensor[1], one_array[1])
  
imports: import unittest
  from typing import Any
  import numpy
  import parameterized
  import onnx
  from onnx import helper, numpy_helper
label_desc: Use image node_id 37 for calling the TestNumpyHelper obj's underlying member method code with example usage: obj.test_from_dict_values_are_np_arrays_of_ints() without return types