jcf94 commented on a change in pull request #7197:
URL: https://github.com/apache/tvm/pull/7197#discussion_r551816877



##########
File path: python/tvm/auto_scheduler/task_scheduler.py
##########
@@ -82,11 +82,12 @@ def make_search_policies(
     if isinstance(search_policy, str):
         policy_type, model_type = search_policy.split(".")
         if model_type == "xgb":
-            cost_model = XGBModel(num_warmup_sample=len(tasks) * 
num_measures_per_round)
-            if load_model_file:
-                logger.info("TaskScheduler: Load pretrained model...")
-                cost_model.load(load_model_file)
-            elif load_log_file:
+            cost_model = XGBModel(
+                num_warmup_sample=len(tasks) * num_measures_per_round,
+                model_file=load_model_file,
+            )
+            if load_log_file:
+                logger.info("TaskScheduler: Reload measured states and train 
the model...")

Review comment:
       Oh, the old one is fine. I was just going to add a `self.model_file` 
for cost model saving after training, this was modified by the way.




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