#14814: Use correct comparison for IP addresses
ipaddress._BaseV4.is_unspecified() compared IP addresses using "in" which
fails.
diff --git a/Lib/ipaddress.py b/Lib/ipaddress.py
index a8edcd1..25bcccd 100644
--- a/Lib/ipaddress.py
+++ b/Lib/ipaddress.py
@@ -1130,7 +1130,7 @@
"""
unspecified_address = IPv4Address('0.0.0.0')
if isinstance(self, _BaseAddress):
- return self in unspecified_address
+ return self == unspecified_address
return (self.network_address == self.broadcast_address ==
unspecified_address)