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-rw-r--r--Lib/asyncio/base_events.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/Lib/asyncio/base_events.py b/Lib/asyncio/base_events.py
index 4aac4ac..23dfef4 100644
--- a/Lib/asyncio/base_events.py
+++ b/Lib/asyncio/base_events.py
@@ -102,6 +102,11 @@ def _ipaddr_info(host, port, family, type, proto):
else:
return None
+ if port in {None, ''}:
+ port = 0
+ elif isinstance(port, (bytes, str)):
+ port = int(port)
+
if hasattr(socket, 'inet_pton'):
if family == socket.AF_UNSPEC:
afs = [socket.AF_INET, socket.AF_INET6]