Traceback (most recent call last):


 "ray_err.py", line 20, in <module>

Foo, serializer=custom_serializer, deserializer=custom_deserializer)


 "/home/cloudhan/ray/python/ray/worker.py", line 1405, in register_custom_serializer

context = global_worker.get_serialization_context()


 "/home/cloudhan/ray/python/ray/worker.py", line 198, in get_serialization_context

with self.lock:
AttributeError: 'Worker' object has no attribute 'lock'


Traceback (most recent call last):

 "test_synonym_sa.py", line 32, in <module>
f1.email = "x@y.com"

 "/home/ged/devel/sqlalchemy/trunk/lib/sqlalchemy/orm/attributes.py", line 91, in __set__
return self.user_prop.__set__(instance, value)

 "/home/ged/devel/sqlalchemy/trunk/lib/sqlalchemy/orm/mapper.py", line 560, in __getattribute__
return object.__getattribute__(self, key)
AttributeError: '_CompileOnAttr' object has no attribute '__set__'