proto 2to3

.gitignore

+build

oneflow/job/dlnet_conf.proto

-syntax = "proto2";
+syntax = "proto3";
 package oneflow;
 
 import "layer/layer_conf.proto";
 
 message DLNetConf {
-  required string name = 1;
+  string name = 1;
   repeated LayerConf layer_conf = 100;
 }

oneflow/job/job_conf.proto

-syntax = "proto2";
+syntax = "proto3";
 package oneflow;
 
 import "job/dlnet_conf.proto";
@@ -6,14 +6,14 @@ import "job/resource.proto";
 import "job/strategy.proto";
 
 message JobUserConf {
-  required string train_dlnet_conf_filepath = 1;
-  required string resource_filepath = 2;
-  required string strategy_filepath = 3;
+  string train_dlnet_conf_filepath = 1;
+  string resource_filepath = 2;
+  string strategy_filepath = 3;
 }
 
 message JobSysConf {
-  required JobUserConf user_conf = 1;
-  required DLNetConf train_dlnet_conf = 2;
-  required Resource resource = 3;
-  required Strategy strategy = 4;
+  JobUserConf user_conf = 1;
+  DLNetConf train_dlnet_conf = 2;
+  Resource resource = 3;
+  Strategy strategy = 4;
 }

oneflow/job/resource.proto

-syntax = "proto2";
+syntax = "proto3";
 package oneflow;
 
 message Machine {
-  required string addr = 1; // domain name or ip
-  required string port = 2;
+  string addr = 1; // domain name or ip
+  string port = 2;
   repeated int32 device_vec = 3;
 }
 

oneflow/job/strategy.proto

-syntax = "proto2";
+syntax = "proto3";
 package oneflow;
 
 message Section {
-  required int32 first_id = 1;
-  required int32 last_id = 2;
+  int32 first_id = 1;
+  int32 last_id = 2;
 }
 
 message DeviceGroup {
@@ -19,7 +19,7 @@ message ParallelConf {
     DataParallel = 0;
     ModelParallel = 1;
   }
-  required Policy policy = 1;
+  Policy policy = 1;
   oneof device_or_machine {
     DeviceGroup device_group = 2;
     MachineGroup machine_group = 3;
@@ -27,9 +27,9 @@ message ParallelConf {
 }
 
 message PlacementGroup {
-  required string name = 1;
+  string name = 1;
   repeated string layer_name_vec = 2;
-  optional ParallelConf parallel_conf = 3;
+  ParallelConf parallel_conf = 3;
 }
 
 message Strategy {

oneflow/layer/layer_conf.proto

-syntax = "proto2";
+syntax = "proto3";
 package oneflow;
 
 message ConstantModelParamInitializerConf {
-  required float const_val = 1;
+  float const_val = 1;
 }
 
 message UniformModelParamInitializerConf {
-  required float min = 1;
-  required float max = 2;
+  float min = 1;
+  float max = 2;
 }
 
 message GaussianModelParamInitializerConf {
-  required float mean = 1;
-  required float std = 2;
+  float mean = 1;
+  float std = 2;
   // The expected number of non-zero output weights for a given input
-  // the default -1 means don't perform sparsification
-  optional int32 sparse = 3 [default = -1];
+  // set -1 means don't perform sparsification
+  int32 sparse = 3;
 }
 
 message ModelParamInitializerConf {
@@ -27,12 +27,12 @@ message ModelParamInitializerConf {
 }
 
 message SplitLayerConf {
-  required string in = 1;
+  string in = 1;
   repeated string out = 2;
 }
 
 message LayerConf {
-  required string name = 1;
+  string name = 1;
   oneof conf_for_specified_layer {
     // TODO: add other layers
     SplitLayerConf split_layer_conf = 101;