'Initialize the loader, and attempt to find the config.
:param config_path: Full or relative path to the paste config.
:returns: None'

def __init__(self, config_path=None):

    self.config_path = None
    config_path = (config_path or CONF.wsgi.api_paste_config)
    if (not os.path.isabs(config_path)):
        self.config_path = CONF.find_file(config_path)
    elif os.path.exists(config_path):
        self.config_path = config_path
    if (not self.config_path):
        raise exception.ConfigNotFound(path=config_path)
