asyncio: use directly socket.socketpair() (#4597)

Since Python 3.5, socket.socketpair() is also available on Windows,
and so can be used directly, rather than using
asyncio.windows_utils.socketpair().

1 files changed, 1 insertions, 4 deletions

diff --git a/Lib/asyncio/unix_events.py b/Lib/asyncio/unix_events.py
index be98f33..94157f8 100644
--- a/Lib/asyncio/unix_events.py
+++ b/Lib/asyncio/unix_events.py
@@ -55,9 +55,6 @@ class _UnixSelectorEventLoop(selector_events.BaseSelectorEventLoop):
         super().__init__(selector)
         self._signal_handlers = {}
 
-    def _socketpair(self):
-        return socket.socketpair()
-
     def close(self):
         super().close()
         for sig in list(self._signal_handlers):
@@ -677,7 +674,7 @@ class _UnixSubprocessTransport(base_subprocess.BaseSubprocessTransport):
             # socket (which we use in order to detect closing of the
             # other end).  Notably this is needed on AIX, and works
             # just fine on other platforms.
-            stdin, stdin_w = self._loop._socketpair()
+            stdin, stdin_w = socket.socketpair()
 
             # Mark the write end of the stdin pipe as non-inheritable,
             # needed by close_fds=False on Python 3.3 and older