Changed code to support older Python versions

venv/lib/python3.11/site-packages/asyncio_dgram/aio.pyi

@@ -0,0 +1,59 @@
+import asyncio
+import asyncio.trsock
+import pathlib
+import socket
+import sys
+from socket import _Address, _RetAddress
+from typing import Any, Optional, Tuple, Union
+
+class TransportClosed(Exception):
+    pass
+
+class DatagramStream:
+    # Support type-checking in unittests which mock this
+    _drained: asyncio.Event
+
+    def __init__(
+        self,
+        transport: asyncio.DatagramProtocol,
+        recvq: asyncio.Queue[tuple[Optional[bytes], Optional[_Address]]],
+        excq: asyncio.Queue[Exception],
+        drained: asyncio.Event,
+    ) -> None: ...
+    @property
+    def exception(self) -> None: ...
+    @property
+    def sockname(self) -> _RetAddress: ...
+    @property
+    def peername(self) -> _RetAddress: ...
+    @property
+    def socket(self) -> socket.socket | asyncio.trsock.TransportSocket: ...
+
+    def close(self) -> None: ...
+    async def _send(self, data: bytes, addr: Optional[_Address]) -> None: ...
+    async def recv(self) -> Tuple[bytes, _Address]: ...
+
+class DatagramServer(DatagramStream):
+    async def send(self, data: bytes, addr: _Address) -> None: ...
+
+class DatagramClient(DatagramStream):
+    async def send(self, data: bytes) -> None: ...
+
+class Protocol(asyncio.DatagramProtocol):
+    # Support type-checking in unittests which mock this
+    _drained: asyncio.Event
+
+    def __init__(
+        self, recvq: asyncio.Queue[tuple[Optional[bytes], Optional[_Address]]], excq: asyncio.Queue[Exception], drained: asyncio.Event
+    ) -> None: ...
+    def connection_made(self, transport: asyncio.BaseTransport) -> None: ...
+    def connection_lost(self, exc: Optional[Exception]) -> None: ...
+    def datagram_received(self, data: bytes, addr: _Address) -> None: ...
+    def error_received(self, exc: Exception) -> None: ...
+    def pause_writing(self) -> None: ...
+    def resume_writing(self) -> None: ...
+
+async def bind(addr: Union[_Address, pathlib.Path, str], reuse_port: Optional[bool] = None) -> DatagramServer: ...
+async def connect(addr: Union[_Address, pathlib.Path, str]) -> DatagramClient: ...
+async def from_socket(sock: socket.socket) -> Union[DatagramServer, DatagramClient]: ...
+