Start writting a test

theano/compile/function.py

@@ -293,7 +293,7 @@ def function(inputs, outputs=None, mode=None, updates=None, givens=None,
                            mode=mode,
                            accept_inplace=accept_inplace, name=name)
     else:
-        # note: pfunc will also call orig_function-- orig_function is
+        # note: pfunc will also call orig_function -- orig_function is
         #      a choke point that all compilation must pass through
         fn = pfunc(params=inputs,
                    outputs=outputs,

theano/compile/function_module.py

@@ -588,7 +588,6 @@ class Function(object):
 
         input_storage = []
         assert len(ins) == len(fg_cpy.inputs)
-
         for in_ori, in_cpy, in_v in zip(maker.inputs, ins, fg_cpy.inputs):
             # Since we reuse original Out instances, copied In instances
             # should use the original variabls as their variables and

theano/compile/tests/test_function_module.py

@@ -280,6 +280,18 @@ class T_function(unittest.TestCase):
                 else:
                     self.assertFalse(here.data is there.data)
 
+    # def test_swap_SharedVariable(self):
+    #     x = T.fscalar('x')
+    #     # SharedVariable for tests, one of them has update
+    #     y = theano.shared(value=1)
+    #     z = theano.shared(value=2)
+    #     out = T.tanh((x+y+2)/(x+z-0.2)**2)
+
+    #     # Test for different linkers
+    #     for mode in ["FAST_RUN","FAST_COMPILE"]:
+    #         ori = theano.function([x], [out], mode=mode,updates={z:z+1})
+    #         cpy = ori.copy(share_memory=True)
+
     def test_shared_state0(self):
         a = T.scalar()  # the a is for 'anonymous' (un-named).
         x, s = T.scalars('xs')