Attach StreamHandler by default to new Loggers

Author: tekktrik

adafruit_logging.py

@@ -248,7 +248,9 @@ def emit(self, record: LogRecord) -> None:
 def _addLogger(logger_name: str) -> None:
     """Adds the logger if it doesn't already exist"""
     if logger_name not in logger_cache:
-        logger_cache[logger_name] = Logger(logger_name)
+        new_logger = Logger(logger_name)
+        new_logger.addHandler(StreamHandler())
+        logger_cache[logger_name] = new_logger
 
 
 def getLogger(logger_name: str) -> "Logger":