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v0.9.57 #208

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22 changes: 22 additions & 0 deletions czsc/traders/rwc.py
Original file line number Diff line number Diff line change
Expand Up @@ -101,6 +101,7 @@ def set_metadata(self, base_freq, description, author, outsample_sdt, **kwargs):
"kwargs": json.dumps(kwargs),
}
self.r.hset(key, mapping=meta)
self.r.sadd(f"{self.key_prefix}:StrategyNames", self.strategy_name)

def update_last(self, **kwargs):
"""设置策略最近一次更新时间,以及更新参数【可选】"""
Expand All @@ -111,6 +112,7 @@ def update_last(self, **kwargs):
"kwargs": json.dumps(kwargs),
}
self.r.hset(key, mapping=last)

logger.info(f"更新 {key} 的 last 时间")

@property
Expand Down Expand Up @@ -592,3 +594,23 @@ def get_heartbeat_time(strategy_name=None, redis_url=None, connection_pool=None,
logger.warning(f"{sn} 没有心跳时间")
r.close()
return res


def get_strategy_names(redis_url=None, connection_pool=None, key_prefix="Weights"):
"""获取所有策略名的列表.

:param redis_url: str, redis连接字符串, 默认为None, 即从环境变量 RWC_REDIS_URL 中读取
:param connection_pool: redis.ConnectionPool, redis连接池
:param key_prefix: str, redis中key的前缀,默认为 Weights

:return: list, 所有策略名
"""

if connection_pool:
r = redis.Redis(connection_pool=connection_pool)
else:
redis_url = redis_url if redis_url else os.getenv("RWC_REDIS_URL")
r = redis.Redis.from_url(redis_url, decode_responses=True)

rs = r.smembers(f"{key_prefix}:StrategyNames")
return list(rs)
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