Update tvmop.py

Author: marcoabreu

python/mxnet/tvmop.py

@@ -35,8 +35,7 @@
     try:
         _CONF_TVM_OP = find_conf_path("tvmop")
     except RuntimeError as e:
-        # config file is missing, fallback to the default schedule
-        logging.warning(e)
+        logging.warning("TVM config file missing, falling back to default schedule", exc_info=True)
     else:
         logging.info("TVM op config has been loaded")
         with open(_CONF_TVM_OP[0], "r") as f: