Add ins type assertion

theano/compile/profiling.py

@@ -703,7 +703,7 @@ class ProfileStats(object):
                         # This is needed for destroy_map in case it return a partial view that is destroyed.
                         # So the output could be different then the input.
                         for ins in node.inputs:
-                            # assert len[ins] == 1
+                            assert isinstance(ins, theano.Variable)
                             view_of[out] = view_of.get(ins, ins)# This get make that we keep trac of view only again the original
                             viewed_by[ins].append(out)  
                     else:
@@ -717,7 +717,7 @@ class ProfileStats(object):
                 for ins in node.inputs:
                     assert not (ins in view_of and ins in viewed_by)
                     # we keep trac of the original var, so this shouldn't happen
-                    if dependencies[ins] and ins not in fgraph.outputs:
+                    if dependencies[ins] and ins not in fgraph.outputs and ins.owner:
                         if ins not in view_of and not viewed_by.get(ins, []):
                             running_memory_size -= var_mem[ins]
                         elif ins in view_of:
@@ -800,8 +800,6 @@ class ProfileStats(object):
                     for var in node.outputs:
                         compute_map[var][0] = 1
 
-                    print view_of, viewed_by
-
                     mem_created = 0
                     mem_freed = 0
                     max_storage = max_mem_count
@@ -816,6 +814,7 @@ class ProfileStats(object):
                         # This is needed for destroy_map in case it return a partial view that is destroyed.
                         # So the output could be different then the input.
                             for ins in node.inputs:
+                                assert isinstance(ins, theano.Variable)
                                 view_of[out] = view_of.get(ins, ins)# This get make that we keep trac of view only again the original
                                 viewed_by[ins].append(out)  
                         else: