code: def test_from_dict_differing_key_types(self):
      with self.assertRaises(TypeError):
          # Differing key types should raise a TypeError
          numpy_helper.from_dict({0: np.array(0.1), 1.1: np.array(0.9)})
  
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 39 for calling the TestNumpyHelper obj's underlying member method code with example usage: obj.test_from_dict_differing_key_types() without return types