Python log level

logger.py

# Tired of seeing these everywhere?:
loglevel = os.environ.get("loglevel", "INFO")
if "INFO" == loglevel.upper():
    logger.setLevel(logging.INFO)
elif "DEBUG" == loglevel.upper():
    logger.setLevel(logging.DEBUG)
elif "WARN" == loglevel.upper():
    logger.setLevel(logging.WARN)
# elif ..............

# Use this instead:
loglevel = os.getenv("loglevel", "INFO")
level = logging.getLevelName(loglevel.upper())
if not isinstance(level, int):
    logger.warning("Unsupported log level defined. Using default level 'INFO'")
    level = logging.INFO
logger.setLevel(level)