add vc update goods attr

vc.py

@@ -287,6 +287,9 @@ def insert_ext_attr_to_redis(conf: dict):
 
 
 def update_vc_goods_attr():
+    """
+    vc店铺更新商品属性
+    """
     method_name = "jingdong.vc.item.oldProduct.updateV2"
     token = "845ce8478b074103b9e78a769d5fa4831y2u"
     app_key = "CA52430E90209F51D8F5D7B615DDE9AD"