Fixed a couple tests now failing because they were using pickle protocol 0

theano/compile/tests/test_module.py

@@ -740,7 +740,7 @@ def test_pickle_aliased_memory():
     try:
         m.f.pickle_aliased_memory_strategy = 'warn'
         m.g.pickle_aliased_memory_strategy = 'warn'
-        m_dup = cPickle.loads(cPickle.dumps(m))
+        m_dup = cPickle.loads(cPickle.dumps(m, protocol=-1))
         assert sio.getvalue().startswith('aliased relat')
     finally:
         logging.getLogger('theano.compile.function_module').removeHandler(handler)
@@ -749,7 +749,7 @@ def test_pickle_aliased_memory():
     try:
         m.f.pickle_aliased_memory_strategy = 'raise'
         m.g.pickle_aliased_memory_strategy = 'raise'
-        m_dup = cPickle.loads(cPickle.dumps(m))
+        m_dup = cPickle.loads(cPickle.dumps(m, protocol=-1))
     except AliasedMemoryError, e:
         return
 
@@ -761,7 +761,7 @@ def test_pickle_aliased_memory():
 
     #m's memory is aliased differently....
     m.y = m.x[1:2]
-    m_dup = cPickle.loads(cPickle.dumps(m))
+    m_dup = cPickle.loads(cPickle.dumps(m, protocol=-1))
 
     if 0:
         #is m_dup's memory aliased the same way?

theano/tensor/tests/test_elemwise.py

@@ -401,7 +401,7 @@ class test_Prod(unittest.TestCase):
     def test_pickle_bug(self):
         # Regression test for bug fixed in 24d4fd291054.
         o = Prod()
-        s = cPickle.dumps(o)
+        s = cPickle.dumps(o, protocol=-1)
         o = cPickle.loads(s)
         cPickle.dumps(o)