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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_loggers_from_config(config=None):
 """Set loggers configuration according to the `logging` section of Docido configuration file. :param nameddict config: overrides Docido configuration """

    config = config or app_config.logging
    for lname, lconfig in config.get('loggers', {}).iteritems():
        if 'level' in lconfig:
            level = getattr(logging, lconfig.level)
            assert isinstance(level, int)
            logger = logging.getLogger(lname)
            logger.setLevel(level)