deepwave-0.0.9 import error

[Darwlr]

When I tried to run the deepwave -0.0.9 simple example, I encountered the following error:

Traceback (most recent call last):
File "D:\Wang-Linrong\Weighted-envelope-correlation-based-waveform-inversion-main\test_0.0.9.py", line 24, in
receiver_amplitudes = prop(source_amplitudes, x_s, x_r, dt)
File "C:\Users\dell\AppData\Roaming\Python\Python39\site-packages\torch\nn\modules\module.py", line 1194, in _call_impl
return forward_call(*input, **kwargs)
File "D:\Wang-Linrong\Weighted-envelope-correlation-based-waveform-inversion-main\deepwave\base\propagator.py", line 144, in forward
return self.propfunc.apply(source_amplitudes, source_locations,
File "D:\Wang-Linrong\Weighted-envelope-correlation-based-waveform-inversion-main\deepwave\scalar\scalar.py", line 90, in forward
scalar_wrapper = _select_propagator(model.ndim, vp.dtype, vp.is_cuda)
File "D:\Wang-Linrong\Weighted-envelope-correlation-based-waveform-inversion-main\deepwave\scalar\scalar.py", line 320, in _select_propagator
import scalar2d_cpu_iso_4_float as scalar_wrapper
ModuleNotFoundError: No module named 'scalar2d_cpu_iso_4_float'