config.py 文件源码

def parse_args():
    """Parse configuration arguments.

    Note:
        This method ensures that configuration will be loaded
        only once within single python interpreter.

    """
    global _CONF_LOADED
    if _CONF_LOADED:
        LOG.debug('Configuration has been already loaded')
        return

    log.set_defaults()
    log.register_options(CONF)

    CONF(args=[],
         prog='events-api',
         project='monasca',
         version=version.version_str,
         description='RESTful API to collect events from cloud')

    log.setup(CONF,
              product_name='monasca-events-api',
              version=version.version_str)

    conf.register_opts(CONF)
    policy_opts.set_defaults(CONF)

    _CONF_LOADED = True