draw_graph() is executed with try-except and says something to stderr.

Author: shtaxxx

examples/dataflow_example/dataflow_example.py

@@ -50,7 +50,7 @@ def mkMultAdd():
     try:
         df.draw_graph()
     except:
-        print('Dataflow graph could not be generated.', sys.stderr)
+        print('Dataflow graph could not be generated.', file=sys.stderr)
 
     return m
 

tests/lib_dataflow_/draw_graph/lib_dataflow_draw_graph.py

@@ -35,7 +35,7 @@ def mkLed():
     try:
         df.draw_graph()
     except:
-        print('Dataflow graph could not be generated.', sys.stderr)
+        print('Dataflow graph could not be generated.', file=sys.stderr)
 
     return m