AttributeError: module 'signal' has no attribute 'SIGKILL'

[wyk1998]

System: windows 11, Nvidia GTX 4060Ti
Configuration environment:
torch 1.13.0+cu116
torchaudio 0.13.0+cu116
torchvision 0.14.0+cu116
mmcv 2.0.1
After running the command ./tools/dist_train.sh configs/SETR/SETR_PUP_DeiT_768x768_80k_cityscapes_bs_8.py 1, the following problem occurs:

NOTE: Redirects are currently not supported in Windows or MacOs.
Traceback (most recent call last):
File "E:\Anaconda\envs\setr\lib\runpy.py", line 193, in run_module_as_main
"main", mod_spec)
File "E:\Anaconda\envs\setr\lib\runpy.py", line 85, in run_code
exec(code, run_globals)
File "E:\Anaconda\envs\setr\lib\site-packages\torch\distributed\launch.py", line 150, in
from torch.distributed.run import get_args_parser, run
File "E:\Anaconda\envs\setr\lib\site-packages\torch\distributed\run.py", line 386, in
from torch.distributed.launcher.api import LaunchConfig, elastic_launch
File "E:\Anaconda\envs\setr\lib\site-packages\torch\distributed\launcher_init.py", line 10, in
from torch.distributed.launcher.api import ( # noqa: F401
File "E:\Anaconda\envs\setr\lib\site-packages\torch\distributed\launcher\api.py", line 15, in
from torch.distributed.elastic.agent.server.api import WorkerSpec
File "E:\Anaconda\envs\setr\lib\site-packages\torch\distributed\elastic\agent\server_init.py", line 40, in
from .local_elastic_agent import TORCHELASTIC_ENABLE_FILE_TIMER, TORCHELASTIC_TIMER_FILE
File "E:\Anaconda\envs\setr\lib\site-packages\torch\distributed\elastic\agent\server\local_elastic_agent.py", line 19, in
import torch.distributed.elastic.timer as timer
File "E:\Anaconda\envs\setr\lib\site-packages\torch\distributed\elastic\timer_init_.py", line 44, in
from .file_based_local_timer import FileTimerClient, FileTimerServer, FileTimerRequest # noqa: F401
File "E:\Anaconda\envs\setr\lib\site-packages\torch\distributed\elastic\timer\file_based_local_timer.py", line 63, in
class FileTimerClient(TimerClient):
File "E:\Anaconda\envs\setr\lib\site-packages\torch\distributed\elastic\timer\file_based_local_timer.py", line 81, in FileTimerClient
def init(self, file_path: str, signal=signal.SIGKILL) -> None:
AttributeError: module 'signal' has no attribute 'SIGKILL'

I would like to know if anyone has had this problem and how to fix it please