code: def test_frexp(self, dtype):
      numpy_a = numpy.array(
          [-300, -20, -10, -1, 0, 1, 10, 20, 300], dtype=dtype
      )
      numpy_b, numpy_c = numpy.frexp(numpy_a)
  
      cupy_a = cupy.array(numpy_a)
      cupy_b, cupy_c = cupy.frexp(cupy_a)
  
      testing.assert_array_equal(cupy_b, numpy_b)
      testing.assert_array_equal(cupy_c, numpy_c)
  
file_path: cupy/tests/cupy_tests/math_tests/test_floating.py
imports: import unittest
  import numpy
  import cupy
  from cupy import testing
label_desc: Use image node_id 5 for calling the TestFloating obj's underlying member method code with example usage: obj.test_frexp(dtype) without return types