Fix hacky logging level addition

aossceilo/ingest.py

@@ -36,9 +36,14 @@ from datetime import datetime, timedelta
 
 import serial
 
-# FIXME: bad-joo-joo
-logging._levelNames[9] = 'TRACE'
-logging._levelNames['TRACE'] = 9
+# https://stackoverflow.com/a/13638084/433202
+TRACE_LEVEL_NUM = 9
+logging.addLevelName(TRACE_LEVEL_NUM, "TRACE")
+def debugv(self, message, *args, **kws):
+    # Yes, logger takes its '*args' as 'args'.
+    if self.isEnabledFor(TRACE_LEVEL_NUM):
+        self._log(TRACE_LEVEL_NUM, message, args, **kws)
+logging.Logger.debugv = debugv
 
 LOG = logging.getLogger(__name__)