PackageRecord: cache __hash__ value

MirkoPerrone · Aug 30, 2018 · efc7745 · efc7745
1 parent 9204b42
commit efc7745
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/conda/models/records.py b/conda/models/records.py
@@ -252,7 +252,11 @@ def _pkey(self):
             return __pkey
 
     def __hash__(self):
-        return hash(self._pkey)
+        try:
+            return self._hash
+        except AttributeError:
+            self._hash = hash(self._pkey)
+        return self._hash
 
     def __eq__(self, other):
         return self._pkey == other._pkey