fix: fix #80

closes #80

hdk/common/operator_graph.py

@@ -30,10 +30,6 @@ class OPGraph:
             if len(self.graph.pred[node]) == 0 and isinstance(node, ir.Input)
         }
 
-        graph_outputs = set(node for node in self.graph.nodes() if len(self.graph.succ[node]) == 0)
-
-        assert set(self.output_nodes.values()) == graph_outputs
-
     def evaluate(self, inputs: Mapping[int, Any]) -> Dict[ir.IntermediateNode, Any]:
         """Function to evaluate a graph and get intermediate values for all nodes
 

tests/hnumpy/test_debugging.py

@@ -58,6 +58,10 @@ from hdk.hnumpy import tracing
             lambda x, y: (y, x),
             "\n%0 = y\n%1 = x\nreturn(%0, %1)",
         ),
+        (
+            lambda x, y: (x, x + 1),
+            "\n%0 = x\n%1 = ConstantInput(1)\n%2 = Add(0, 1)\nreturn(%0, %2)",
+        ),
     ],
 )
 @pytest.mark.parametrize(