def addLoggingFileHandler(fileName, rotatingLogging=False):
    if __loggingFiles in fileName:
        return
    __loggingFiles.append(fileName)
    if rotatingLogging:
        handler = logging.handlers.RotatingFileHandler(fileName, maxBytes=1000000, backupCount=1)
    else:
        handler = logging.FileHandler(fileName)
    rootLogger.addHandler(handler)
    return handler
dataset/ETHPy150Open BD2KGenomics/toil/src/toil/lib/bioio.py/addLoggingFileHandler/swapped operands of `in`