add test handler

util/handler.py

@@ -17,7 +17,7 @@ def empty_cuda_cache(_):
 
 
 def setup_common_handlers(trainer: Engine, config, stop_on_nan=True, clear_cuda_cache=False, use_profiler=True,
-                          to_save=None, end_event=None, set_epoch_for_dist_sampler=True):
+                          to_save=None, end_event=None, set_epoch_for_dist_sampler=False):
     """
     Helper method to setup trainer with common handlers.
     1. TerminateOnNan

util/misc.py

@@ -1,5 +1,6 @@
 import logging
 from typing import Optional
+from pathlib import Path
 
 
 def setup_logger(
@@ -76,10 +77,12 @@ def setup_logger(
         ch.setFormatter(formatter)
         logger.addHandler(ch)
 
-        if filepath is not None:
+        if filepath is not None and Path(filepath).parent.exists():
             fh = logging.FileHandler(filepath)
             fh.setLevel(logging.DEBUG)
             fh.setFormatter(formatter)
             logger.addHandler(fh)
+        else:
+            logger.warning("not set file logger")
 
     return logger