Fix doctest to work with python 3.5
@@ -90,6 +90,6 @@ If these types were returned, it would be required to synchronize between GPU an
If you want to use scalar values, cast the returned arrays explicitly.
>>> type(np.sum(np.arange(3)))
- <type 'numpy.int64'>
+ <class 'numpy.int64'>
>>> type(cupy.sum(cupy.arange(3)))
- <type 'cupy.core.core.ndarray'>
+ <class 'cupy.core.core.ndarray'>
