feat 代码整理

fix

app/service/design_fast/utils/redis_utils.py

@@ -0,0 +1,99 @@
+import redis
+
+from app.core.config import REDIS_HOST, REDIS_PORT
+
+
+class Redis(object):
+    """
+    redis数据库操作
+    """
+
+    @staticmethod
+    def _get_r():
+        host = REDIS_HOST
+        port = REDIS_PORT
+        db = 0
+        r = redis.StrictRedis(host, port, db)
+        return r
+
+    @classmethod
+    def write(cls, key, value, expire=None):
+        """
+        写入键值对
+        """
+        # 判断是否有过期时间，没有就设置默认值
+        if expire:
+            expire_in_seconds = expire
+        else:
+            expire_in_seconds = 100
+        r = cls._get_r()
+        r.set(key, value, ex=expire_in_seconds)
+
+    @classmethod
+    def read(cls, key):
+        """
+        读取键值对内容
+        """
+        r = cls._get_r()
+        value = r.get(key)
+        return value.decode('utf-8') if value else value
+
+    @classmethod
+    def hset(cls, name, key, value):
+        """
+        写入hash表
+        """
+        r = cls._get_r()
+        r.hset(name, key, value)
+
+    @classmethod
+    def hget(cls, name, key):
+        """
+        读取指定hash表的键值
+        """
+        r = cls._get_r()
+        value = r.hget(name, key)
+        return value.decode('utf-8') if value else value
+
+    @classmethod
+    def hgetall(cls, name):
+        """
+        获取指定hash表所有的值
+        """
+        r = cls._get_r()
+        return r.hgetall(name)
+
+    @classmethod
+    def delete(cls, *names):
+        """
+        删除一个或者多个
+        """
+        r = cls._get_r()
+        r.delete(*names)
+
+    @classmethod
+    def hdel(cls, name, key):
+        """
+		删除指定hash表的键值
+        """
+        r = cls._get_r()
+        r.hdel(name, key)
+
+    @classmethod
+    def expire(cls, name, expire=None):
+        """
+        设置过期时间
+        """
+        if expire:
+            expire_in_seconds = expire
+        else:
+            expire_in_seconds = 100
+        r = cls._get_r()
+        r.expire(name, expire_in_seconds)
+
+
+if __name__ == '__main__':
+    redis_client = Redis()
+    # print(redis_client.write(key="1230", value=0))
+    redis_client.write(key="1230", value=10)
+    # print(redis_client.read(key="1230"))