Start using warnings from stdlib.

1 files changed, 4 insertions, 3 deletions

diff --git a/arper.py b/arper.py
index c187023..c0cc9f0 100644
--- a/arper.py
+++ b/arper.py
@@ -6,6 +6,7 @@ import datetime
 import logging
 import os
 from typing import Any, Optional
+import warnings
 
 from overrides import overrides
 
@@ -126,9 +127,9 @@ class Arper(persistent.Persistent):
             if len(cached_state) > config.config['arper_min_entries_to_be_valid']:
                 return cls(cached_state)
             else:
-                logger.warning(
-                    f'{cache_file} sucks, only {len(cached_state)} entries.  Deleting it.'
-                )
+                msg = f'{cache_file} is invalid: only {len(cached_state)} entries.  Deleting it.'
+                warnings.warn(msg)
+                logger.warning(msg)
                 os.remove(cache_file)
         logger.debug('No usable saved state found')
         return None