AlphaPose Project for python don't run on my windows10 (2020)

[talentedFullStack]

hi, I can't run alphapose project on my windows 10.
I installed cuda 10.2 and add environment to path "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v10.2\bin" and add dll file of intel-openmp-2018.0.3-0.tar to the bin path.
I used pytorch version 0.4.0
but error occured. error is following:
G:\work\python\AlphaPose>python webcam_demo.py --vis
Traceback (most recent call last):
File "webcam_demo.py", line 11, in
from dataloader_webcam import WebcamLoader, DetectionLoader, DetectionProcessor, DataWriter, crop_from_dets, Mscoco
File "G:\work\python\AlphaPose\dataloader_webcam.py", line 7, in
from SPPE.src.utils.img import load_image, cropBox, im_to_torch
File "G:\work\python\AlphaPose\SPPE\src\utils\img.py", line 269
x = x.cuda(async=True)
^
SyntaxError: invalid syntax

Why this happened?
Please help me.