code: def test_product_dict(self):
      assert testing.product_dict(*self.actual) == self.expect
  
imports: import collections
  import re
  import textwrap
  import unittest
  import pytest
  from cupy import testing
label_desc: Use image node_id 1 for calling the TestProductDict obj's underlying member method code with example usage: obj.test_product_dict() without return types