Merge pull request #220 from vslyu/fix_save_step

fix save step bug

Author: fuyinno4

core/trainers/framework/runner.py

@@ -209,12 +209,10 @@ def _executor_dataloader_train(self, model_dict, context):
 
                     if save_step_interval >= 1 and batch_id % save_step_interval == 0 and context[
                             "is_infer"] == False:
-                        if context["fleet_mode"]:
-                            if context["fleet_mode"].upper() == "PS":
-                                train_prog = context["model"][model_dict[
-                                    "name"]]["main_program"]
-                        elif not context["is_fleet"] or context[
-                                "fleet_mode"].upper() == "COLLECTIVE":
+                        if context["fleet_mode"].upper() == "PS":
+                            train_prog = context["model"][model_dict["name"]][
+                                "main_program"]
+                        else:
                             train_prog = context["model"][model_dict["name"]][
                                 "default_main_program"]
                         startup_prog = context["model"][model_dict["name"]][

models/rank/dnn/config.yaml

@@ -114,15 +114,13 @@ runner:
   print_interval: 1
   phases: [phase1]
 
-- name: local_ps_train
-  class: local_cluster_train
+- name: single_multi_gpu_train
+  class: train
   # num of epochs
   epochs: 1
   # device to run training or infer
-  device: cpu
-  selected_gpus: "0" # 选择多卡执行训练
-  work_num: 1
-  server_num: 1
+  device: gpu
+  selected_gpus: "0,1" # 选择多卡执行训练
   save_checkpoint_interval: 1 # save model interval of epochs
   save_inference_interval: 4 # save inference
   save_step_interval: 1