__props__ for theano/gof/tests/test_link.py

theano/gof/tests/test_link.py

@@ -31,6 +31,9 @@ def double(name):
 
 
 class MyOp(Op):
+
+    __props__ = ("nin", "name", "impl")
+    
     def __init__(self, nin, name, impl=None):
         self.nin = nin
         self.name = name