package main import ( "git.gqnotes.com/guoqiang/grpcexercises/calculator/pb" "google.golang.org/grpc" "google.golang.org/grpc/credentials/insecure" "log" ) func main() { conn, err := grpc.Dial(":5633", grpc.WithTransportCredentials(insecure.NewCredentials())) if err != nil { log.Fatalf("failed to dial: %v", err) return } defer conn.Close() // 实例化客户端 client := pb.NewCalculateServiceClient(conn) Sum(client) Average(client) }