def default_logger():
logger = logging.getLogger(__name__)<EOL>if not len(logger.handlers):<EOL><INDENT>handler = logging.StreamHandler(sys.stderr)<EOL>handler.setFormatter(logging.Formatter('<STR_LIT>'))<EOL>logger.addHandler(handler)<EOL>if (logger.getEffectiveLevel() == logging.NOTSET):<EOL><INDENT>logger.setLevel(logging.INFO)<EOL><DEDENT><DEDENT>return logger<EOL>
A logger used to output seed information to nosetests logs.