题目导入时如果题干，题型，分类若在数据库中同时查到一致的，则跳过

docs/辐射学堂更新日志.txt

@@ -0,0 +1,2 @@
+2021-05:增加正式考试参考机会，默认为3次
+2021-05:题目导入时如果题干，题型，分类若在数据库中同时查到一致的，则跳过

test_server/question/views.py

@@ -202,7 +202,7 @@ class QuestionViewSet(ModelViewSet):
             else:
                 cateobj = Questioncat.objects.get(id=questioncatdict[questioncat])
             if type == '单选':
-                if Question.objects.filter(type='单选',name=name, is_delete=0).exists():
+                if Question.objects.filter(type='单选',name=name, is_delete=0, questioncat=cateobj).exists():
                     notinlist.append(i)
                 else:
                     if right in ['A','B','C','D','E','F']:        
@@ -220,7 +220,7 @@ class QuestionViewSet(ModelViewSet):
                         obj.save()
             elif type == '多选':
                 right = list(right)
-                if Question.objects.filter(type='多选', name=name, is_delete=0).exists():
+                if Question.objects.filter(type='多选', name=name, is_delete=0, questioncat=cateobj).exists():
                     notinlist.append(i)
                 else:
                     if [False for c in right if c not in qlist]:
@@ -243,7 +243,7 @@ class QuestionViewSet(ModelViewSet):
                     right = 'A'
                 else:
                     right = 'B'
-                if Question.objects.filter(type='判断',name=name, is_delete=0).exists():
+                if Question.objects.filter(type='判断',name=name, is_delete=0, questioncat=cateobj).exists():
                     notinlist.append(i)
                 else:
                     obj = Question()