Imports google.golang.org/grpc/balancer/roundrobin google.golang.org/grpc github.com/fatih/color Imports in module “github.com/GrassInWind2019/gRPC-kafkaDemo” github.com/GrassInWind2019/gRPC-kafkaDemo/example/CalculateService_proto github.com/GrassInWind2019/gRPC-kafkaDemo/serviceDiscovery Standard library imports os runtime time context fmt math/rand