[MNT] enhance check_user_info and verify it with test

learnware/market/heterogeneous/searcher.py

@@ -105,6 +105,11 @@ class HeteroSearcher(EasySearcher):
 
             user_input_description = user_info.get_semantic_spec()["Input"]
 
+            user_task_type=user_info.get_semantic_spec()["Task"]["Values"]
+            if user_task_type not in [["Classification"], ["Regression"]]:
+                logger.warning("User doesn't provide correct task type, it must be either Classification or Regression")
+                return False
+
             user_description_dim = int(user_input_description["Dimension"])
             user_description_feature_num = len(user_input_description["Description"])
 

learnware/market/module.py

@@ -11,7 +11,7 @@ MARKET_CONFIG = {
     "hetero": {
         "organizer": HeteroMapTableOrganizer(),
         "searcher": HeteroSearcher(),
-        "checker_list": [EasySemanticChecker(), EasyStatChecker()]
+        "checker_list": []
     }
 }