[GitHub] [incubator-tvm] comaniac commented on a change in pull request #6919: [Doc] Minor improvements for auto-tuning tutorials

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

comaniac commented on a change in pull request #6919:
URL: https://github.com/apache/incubator-tvm/pull/6919#discussion_r523711459



##########
File path: python/tvm/auto_scheduler/relay_integration.py
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@@ -214,6 +214,8 @@ def auto_schedule_topi(outs):
     if env is None:  # in the final build mode
         state = DispatchContext.current.query(tvm.target.Target.current(), key)
         if state is None:
+            if "gpu" in tvm.target.Target.current().keys:
+                raise RuntimeError("Cannot compile for GPU targets if no valid schedule is found.")

Review comment:
       The task extraction PR fixes this issue, but it's fine to let this in first.




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