Small fix on error message.
@@ -703,7 +703,7 @@ cdef class ndarray:
thrust.sort(self.dtype, self.data.ptr, self._shape[0])
except NameError:
msg = ('Thrust is needed to use cupy.sort. Please install CUDA '
- 'Toolkit with Thrust then reinstall Chainer after '
+ 'Toolkit with Thrust then reinstall CuPy after '
'uninstalling it.')
raise RuntimeError(msg)
