bpo-46238: reuse _winapi constants in asyncio.windows_events (GH-…

…30352)
python · Jan 4, 2022 · 1b11133 · 1b11133
1 parent 3aa5242
commit 1b11133
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Showing 2 changed files with 4 additions and 3 deletions.
diff --git a/Lib/asyncio/windows_events.py b/Lib/asyncio/windows_events.py
@@ -28,8 +28,8 @@
 )
 
 
-NULL = 0
-INFINITE = 0xffffffff
+NULL = _winapi.NULL
+INFINITE = _winapi.INFINITE
 ERROR_CONNECTION_REFUSED = 1225
 ERROR_CONNECTION_ABORTED = 1236
 
@@ -405,7 +405,7 @@ async def _make_subprocess_transport(self, protocol, args, shell,
 class IocpProactor:
     """Proactor implementation using IOCP."""
 
-    def __init__(self, concurrency=0xffffffff):
+    def __init__(self, concurrency=INFINITE):
         self._loop = None
         self._results = []
         self._iocp = _overlapped.CreateIoCompletionPort(

diff --git a/Misc/NEWS.d/next/Library/2022-01-03-12-19-10.bpo-46238.lANhCi.rst b/Misc/NEWS.d/next/Library/2022-01-03-12-19-10.bpo-46238.lANhCi.rst
@@ -0,0 +1 @@
+Reuse ``_winapi`` constants in ``asyncio.windows_events``.