cleaned GpuElemwise __str__ since we are not using inplace pattern

basic_ops.py

@@ -111,12 +111,15 @@ class GpuElemwise(Op):
         return self._hashval
 
     def __str__(self):
+        if 0:
+            # TODO:
+            # Current implementation does not use inplace pattern
+            # although since memory on card is precious... it should!
             if self.inplace_pattern:
                 items = self.inplace_pattern.items()
                 items.sort()
-            return "GpuElemwise{%s}%s" % (self.scalar_op, str(items))
-        else:
-            return "GpuElemwise{%s}" % (self.scalar_op)
+                return "GpuElemwise{%s}%s" % (self.scalar_op.__class__.__name__, str(items))
+        return "GpuElemwise{%s}" % (self.scalar_op.__class__.__name__)
 
     def make_node(self, *inputs):
         _inputs = [as_cuda_ndarray_variable(i) for i in inputs]