运行trai.py时总是提示AssertionError: Torch not compiled with CUDA enabled怎么办，求教

[yummyX02]

Traceback (most recent call last):
File "D:\pycharm\Anaconda\setUp\lib\site-packages\IPython\core\interactiveshell.py", line 3457, in run_code
exec(code_obj, self.user_global_ns, self.user_ns)
File "", line 1, in
runfile('D:/deepLearning/pytorch/yolo3-pytorch-master/train.py', wdir='D:/deepLearning/pytorch/yolo3-pytorch-master')
File "D:\pycharm\PyCharm 2021.3.2\plugins\python\helpers\pydev_pydev_bundle\pydev_umd.py", line 198, in runfile
pydev_imports.execfile(filename, global_vars, local_vars) # execute the script
File "D:\pycharm\PyCharm 2021.3.2\plugins\python\helpers\pydev_pydev_imps_pydev_execfile.py", line 18, in execfile
exec(compile(contents+"\n", file, 'exec'), glob, loc)
File "D:/deepLearning/pytorch/yolo3-pytorch-master/train.py", line 325, in
model_train = model_train.cuda()
File "D:\pycharm\Anaconda\setUp\lib\site-packages\torch\nn\modules\module.py", line 749, in cuda
return self._apply(lambda t: t.cuda(device))
File "D:\pycharm\Anaconda\setUp\lib\site-packages\torch\nn\modules\module.py", line 641, in _apply
module._apply(fn)
File "D:\pycharm\Anaconda\setUp\lib\site-packages\torch\nn\modules\module.py", line 641, in _apply
module._apply(fn)
File "D:\pycharm\Anaconda\setUp\lib\site-packages\torch\nn\modules\module.py", line 641, in _apply
module._apply(fn)
File "D:\pycharm\Anaconda\setUp\lib\site-packages\torch\nn\modules\module.py", line 664, in _apply
param_applied = fn(param)
File "D:\pycharm\Anaconda\setUp\lib\site-packages\torch\nn\modules\module.py", line 749, in
return self.apply(lambda t: t.cuda(device))
File "D:\pycharm\Anaconda\setUp\lib\site-packages\torch\cuda_init.py", line 221, in _lazy_init
raise AssertionError("Torch not compiled with CUDA enabled")
AssertionError: Torch not compiled with CUDA enabled