delete unused modules
@@ -9,9 +9,6 @@ from cupy.cuda import cufft
from cupy.fft._fft import (_fft, _default_fft_func, hfft as _hfft,
ihfft as _ihfft, _size_last_transform_axis,
_swap_direction)
-from cupy.fft import fftshift, ifftshift, fftfreq, rfftfreq
-
-from cupyx.scipy.fftpack import get_fft_plan
_scipy_150 = False
try:
