bpo-34622: Extract asyncio exceptions into a separate module (GH-9141)

1 files changed, 6 insertions, 5 deletions

diff --git a/Lib/asyncio/base_events.py b/Lib/asyncio/base_events.py
index ee13d1a7802..046743864fd 100644
--- a/Lib/asyncio/base_events.py
+++ b/Lib/asyncio/base_events.py
@@ -37,6 +37,7 @@ except ImportError:  # pragma: no cover
 from . import constants
 from . import coroutines
 from . import events
+from . import exceptions
 from . import futures
 from . import protocols
 from . import sslproto
@@ -327,7 +328,7 @@ class Server(events.AbstractServer):
 
         try:
             await self._serving_forever_fut
-        except futures.CancelledError:
+        except exceptions.CancelledError:
             try:
                 self.close()
                 await self.wait_closed()
@@ -800,7 +801,7 @@ class BaseEventLoop(events.AbstractEventLoop):
         try:
             return await self._sock_sendfile_native(sock, file,
                                                     offset, count)
-        except events.SendfileNotAvailableError as exc:
+        except exceptions.SendfileNotAvailableError as exc:
             if not fallback:
                 raise
         return await self._sock_sendfile_fallback(sock, file,
@@ -809,7 +810,7 @@ class BaseEventLoop(events.AbstractEventLoop):
     async def _sock_sendfile_native(self, sock, file, offset, count):
         # NB: sendfile syscall is not supported for SSL sockets and
         # non-mmap files even if sendfile is supported by OS
-        raise events.SendfileNotAvailableError(
+        raise exceptions.SendfileNotAvailableError(
             f"syscall sendfile is not available for socket {sock!r} "
             "and file {file!r} combination")
 
@@ -1053,7 +1054,7 @@ class BaseEventLoop(events.AbstractEventLoop):
             try:
                 return await self._sendfile_native(transport, file,
                                                    offset, count)
-            except events.SendfileNotAvailableError as exc:
+            except exceptions.SendfileNotAvailableError as exc:
                 if not fallback:
                     raise
 
@@ -1066,7 +1067,7 @@ class BaseEventLoop(events.AbstractEventLoop):
                                              offset, count)
 
     async def _sendfile_native(self, transp, file, offset, count):
-        raise events.SendfileNotAvailableError(
+        raise exceptions.SendfileNotAvailableError(
             "sendfile syscall is not supported")
 
     async def _sendfile_fallback(self, transp, file, offset, count):