Imports github.com/golang/protobuf/ptypes/empty github.com/opencord/voltha-protos/v4/go/common github.com/opencord/voltha-protos/v4/go/omci github.com/opencord/voltha-protos/v4/go/openflow_13 github.com/opencord/voltha-protos/v4/go/voltha google.golang.org/grpc Standard library imports context