code: def test_numpy_scalar_params_binop(self, xp, dtype1, dtype2):
      def func(scalar1, scalar2, array):
          dtype = (scalar1 + scalar2).dtype
          return array.astype(dtype)
  
      return func
  
imports: import itertools
  import unittest
  from cupy import testing
  from cupy_tests.core_tests.fusion_tests import fusion_utils
label_desc: Use image node_id 15 for calling the TestFusionScalar obj's underlying member method code with example usage: obj.test_numpy_scalar_params_binop(xp, dtype1, dtype2) and returns: func, array