[wekws] fix log (only one process print model) (#150)

Co-authored-by: di.wu <di.wu@diwudeMacBook-Pro.local>

wekws/bin/train.py

@@ -141,15 +141,14 @@ def main():
         configs['model']['cmvn'] = {}
         configs['model']['cmvn']['norm_var'] = args.norm_var
         configs['model']['cmvn']['cmvn_file'] = args.cmvn_file
+    # Init asr model from configs
+    model = init_model(configs['model'])
     if rank == 0:
         saved_config_path = os.path.join(args.model_dir, 'config.yaml')
         with open(saved_config_path, 'w') as fout:
             data = yaml.dump(configs)
             fout.write(data)
-
-    # Init asr model from configs
-    model = init_model(configs['model'])
-    print(model)
+        print(model)
     num_params = count_parameters(model)
     print('the number of model params: {}'.format(num_params))