update code

tools/program.py

@@ -208,14 +208,14 @@ def build_export(config, main_prog, startup_prog):
         with fluid.unique_name.guard():
             func_infor = config['Architecture']['function']
             model = create_module(func_infor)(params=config)
-            loss_type = config['Global']['loss_type']
-            if loss_type == "srn":
+            algorithm = config['Global']['algorithm']
+            if algorithm == "SRN":
                 image, others, outputs = model(mode='export')
             else:
                 image, outputs = model(mode='export')
             fetches_var_name = sorted([name for name in outputs.keys()])
             fetches_var = [outputs[name] for name in fetches_var_name]
-    if loss_type == "srn":
+    if algorithm == "SRN":
         others_var_names = sorted([name for name in others.keys()])
         feeded_var_names = [image.name] + others_var_names
     else: