fix unset

ziw-liu · ziw-liu · commit 232ef1ca207e · 2024-02-15T12:04:00.000-08:00
diff --git a/iohub/__init__.py b/iohub/__init__.py
@@ -15,7 +15,7 @@
 
 
 _level = os.environ.get("IOHUB_LOG_LEVEL", logging.INFO)
-if _level.isdigit():
+if str(_level).isdigit():
     _level = int(_level)
 
 logging.basicConfig()
