    def load(klass):
        """
        Insantiates the configuration by attempting to load the
        configuration from YAML files specified by the CONF_PATH module
        variable. This should be the main entry point for configuration.
        """
        config = klass()
        for path in klass.CONF_PATHS:
            if os.path.exists(path):
                with open(path, 'r') as conf:
                    config.configure(yaml.safe_load(conf))
        return config