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