fix api params to json

api/tools.py

@@ -79,7 +79,7 @@ class BatchCreateTopicWithAiFashionTag(APIView):
     def post(self, request):
         
         json_file = request.FILES.get('file')
-        tag_infos = request.POST.get('tag_infos')
+        tag_infos = request.POST.get('tag_infos', '[]')
         if not json_file and not tag_infos:
             return {'message': u'上传失败，请重新上传', 'code': 500}
 
@@ -87,6 +87,7 @@ class BatchCreateTopicWithAiFashionTag(APIView):
             json_data = json.load(json_file)
             self.rpc['venus/sun/tools/batch_create_topic_with_ai_fashion_tag'](infos=json_data).unwrap()
         if tag_infos:
-            self.rpc['venus/sun/tools/batch_create_topic_with_ai_fashion_tag'](infos=tag_infos).unwrap()
+            json_data = json.load(tag_infos)
+            self.rpc['venus/sun/tools/batch_create_topic_with_ai_fashion_tag'](infos=json_data).unwrap()
 
         return {'message': u'上传成功', 'code': 200}