bpo-31245: Asyncio unix socket datagram (#3164)

2 files changed, 8 insertions, 2 deletions

diff --git a/Lib/asyncio/base_events.py b/Lib/asyncio/base_events.py
index 33b8f48..2a5a4f9 100644
--- a/Lib/asyncio/base_events.py
+++ b/Lib/asyncio/base_events.py
@@ -859,6 +859,12 @@ class BaseEventLoop(events.AbstractEventLoop):
                 if family == 0:
                     raise ValueError('unexpected address family')
                 addr_pairs_info = (((family, proto), (None, None)),)
+            elif hasattr(socket, 'AF_UNIX') and family == socket.AF_UNIX:
+                for addr in (local_addr, remote_addr):
+                    if addr is not None and not isistance(addr, str):
+                        raise TypeError('string is expected')
+                addr_pairs_info = (((family, proto),
+                                    (local_addr, remote_addr)), )
             else:
                 # join address by (family, protocol)
                 addr_infos = collections.OrderedDict()
diff --git a/Lib/asyncio/events.py b/Lib/asyncio/events.py
index 0dbd92c..c2663c5 100644
--- a/Lib/asyncio/events.py
+++ b/Lib/asyncio/events.py
@@ -378,8 +378,8 @@ class AbstractEventLoop:
 
         protocol_factory must be a callable returning a protocol instance.
 
-        socket family AF_INET or socket.AF_INET6 depending on host (or
-        family if specified), socket type SOCK_DGRAM.
+        socket family AF_INET, socket.AF_INET6 or socket.AF_UNIX depending on
+        host (or family if specified), socket type SOCK_DGRAM.
 
         reuse_address tells the kernel to reuse a local socket in
         TIME_WAIT state, without waiting for its natural timeout to