clientv3/balancer/balancer.go
func RegisterBuilder(cfg Config) {
	bb := &builder{cfg}
	balancer.Register(bb)

	bb.cfg.Logger.Debug(
		"registered balancer",
		zap.String("policy", bb.cfg.Policy.String()),
		zap.String("name", bb.cfg.Name),
	)
}
func RegisterBuilder(cfg Config) {
	bb := &builder{cfg}
	balancer.Register(bb)

	bb.cfg.Logger.Debug(
		"registered balancer",
		zap.String("policy", bb.cfg.Policy.String()),
		zap.String("name", bb.cfg.Name),
	)
}
func RegisterBuilder ( cfg Config ) { bb := & builder { cfg } balancer . Register ( bb ) bb . cfg . Logger . Debug ( " " , zap . String ( " " , bb . cfg . Policy . String ( ) ) , zap . String ( " " , bb . cfg . Name ) , ) }
// RegisterBuilder creates and registers a builder. Since this function calls balancer.Register, it
// must be invoked at initialization time.
RegisterBuilder creates and registers a builder . Since this function calls balancer . Register it must be invoked at initialization time .