Merge pull request #57 from ShadowJonathan/add_hash

add __hash__ function to Multiaddr

Author: mhchia

multiaddr/multiaddr.py

@@ -170,6 +170,9 @@ def __str__(self):
     def __repr__(self):
         return "<Multiaddr %s>" % str(self)
 
+    def __hash__(self):
+        return self._bytes.__hash__()
+
     def to_bytes(self):
         """Returns the byte array representation of this Multiaddr."""
         return self._bytes

tests/test_multiaddr.py

@@ -355,3 +355,9 @@ def test_zone():
 
     maddr_from_bytes = Multiaddr(ip6_bytes)
     assert str(maddr_from_bytes) == ip6_string
+
+
+def test_hash():
+    addr_bytes = Multiaddr("/ip4/127.0.0.1/udp/1234").to_bytes()
+
+    assert hash(Multiaddr(addr_bytes)) == hash(addr_bytes)