add helper py

helper.py

 """
 将redis中拓展数据更新到 mysql
 """
+import json
 
 import redis
+import pymysql
 
 config_dev = {
     "mysql": {
@@ -34,9 +36,29 @@ config_prod = {
     }
 }
 
-def get_ext_attr_from_redis(conf: dict):
+"""
+1 查找mysql中的platform = 1的数据，去redis中查到是否为拓展属性。
+2 对比class_id 下面的attr_id 看是否存在redis中，存在就是拓展属性，否则就是非拓展。
+3 拓展属性 is_ext字段改为 2，否则改为1
+"""
+
+def handle_data(conf: dict):
+    select_sql = "select class_id from lie_shop_class where platform = 1"
+    host = conf["mysql"]["host"]
+    port = conf["mysql"]["port"]
+    user = conf["mysql"]["user"]
+    password = conf["mysql"]["password"]
+    database = conf["mysql"]["database"]
+    db = pymysql.connect(host=host, port=port, user=user, password=password, database=database)
+    cursor = db.cursor()
+    cursor.execute(query=select_sql)
+    db_results = cursor.fetchall()
+    for i in range(len(db_results)):
+        class_id = db_results[i][0]
         redis_host = conf["redis"]["host"]
         redis_port = conf["redis"]["port"]
         redis_password = conf["redis"]["password"]
         redis_db = redis.Redis(host=redis_host, port=redis_port, password=redis_password)
-    redis_db.hget("jd_ext_attr", "")
+        class_id_str = str(class_id)
+        ans_redis = redis_db.hget("jd_ext_attr", class_id_str)
+        ans_arr  = json.loads(ans_redis)