  import asyncio
  import sys
  import threading
  from pathlib import Path
  from unittest import skipIf
  
  from asgiref.testing import ApplicationCommunicator
  
  from django.contrib.staticfiles.handlers import ASGIStaticFilesHandler
  from django.core.asgi import get_asgi_application
 
</s> remove import sys
from unittest import mock, skipIf
 </s> add from unittest import mock </s> remove @skipIf(
    sys.platform == "win32" and (3, 8, 0) < sys.version_info < (3, 8, 1),
    "https://bugs.python.org/issue38563",
)
 </s> add  </s> remove @skipIf(
    sys.platform == "win32" and (3, 8, 0) < sys.version_info < (3, 8, 1),
    "https://bugs.python.org/issue38563",
)
 </s> add  </s> remove @skipIf(
    sys.platform == "win32" and (3, 8, 0) < sys.version_info < (3, 8, 1),
    "https://bugs.python.org/issue38563",
)
 </s> add  </s> remove @skipIf(
    sys.platform == "win32" and (3, 8, 0) < sys.version_info < (3, 8, 1),
    "https://bugs.python.org/issue38563",
)
 </s> add 
  import asyncio
  import sys
  import threading
  from pathlib import Path

  
  from asgiref.testing import ApplicationCommunicator
  
  from django.contrib.staticfiles.handlers import ASGIStaticFilesHandler
  from django.core.asgi import get_asgi_application
keep keep keep keep replace keep keep keep keep keep
 Removed stale Windows asyncio test skips.

Underlying issue was fixed in Python 3.8.1, now many versions ago.
https://bugs.python.org/issue38563 
tests/asgi/tests.py