[GitHub] [tvm] FrozenGene commented on a change in pull request #7975: Remove warning which is adding too much noise

[GitBox <gi...@apache.org>]

FrozenGene commented on a change in pull request #7975:
URL: https://github.com/apache/tvm/pull/7975#discussion_r628716451



##########
File path: python/tvm/relay/backend/compile_engine.py
##########
@@ -253,7 +255,16 @@ def select_implementation(op, attrs, inputs, out_type, target, use_autotvm=True)
             and msg not in autotvm.task.DispatchContext.warning_messages
         ):
             autotvm.task.DispatchContext.warning_messages.add(msg)
-            autotvm_logger.warning(msg)
+            global _first_warning
+            if _first_warning:
+                _first_warning = False
+                info_msg = (
+                    "One or more operators have not been tuned. Please tune your model "
+                    "for better performance. Use DEBUG logging level to see more details."

Review comment:
       Let us add more detail how to turn on DEBUG logging level like 
   ```python
   import logging
   logging.getLogger('autotvm').setLevel(logging.DEBUG)
   ```




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