Update DiaBLa.py

DiaBLa.py

@@ -173,7 +173,7 @@ class Diabla(datasets.GeneratorBasedBuilder):
                     dialogue_info['end_time'] = ''
                 for final_eval in 'final_evaluation_user1', 'final_evaluation_user2':
                     # Initialise when empty
-                    if dialogue_info[final_eval] = {}:
+                    if dialogue_info[final_eval] == {}:
                         dialogue_info[final_eval] = {'grammaticality': '', 'meaning': '', 
                                                      'coherence': '', 'style': '', 'word_choice': ''}
                     # Remove some information