Merge branch 'master' of github.com:thu-coai/ConvLab-2

convlab2/dst/dst.py

@@ -20,7 +20,6 @@ class DST(Module):
         """
         pass
 
-    @abstractmethod
     def update_turn(self, sys_utt, user_utt):
         """ Update the internal dialog state variable with .
 

convlab2/policy/evaluate.py

@@ -222,7 +222,6 @@ def evaluate(dataset_name, model_name, load_path, calculate_reward=True):
             for key in sess.evaluator.goal: 
                 if key not in task_success: 
                     task_success[key] = []
-                else: 
                 task_success[key].append(task_succ)
             task_success['All'].append(task_succ)