"""
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成交量管理
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"""
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# 设置历史量
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# max60 60天最大量
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# yesterday 昨天的量
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import json
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from code_attribute import gpcode_manager
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from db.redis_manager_delegate import RedisUtils
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from log_module import async_log_util
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from utils import global_util, tool
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from db import redis_manager_delegate as redis_manager
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from log_module.log import logger_day_volumn
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__db = 0
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__redis_manager = redis_manager.RedisManager(0)
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# 设置历史量
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def set_histry_volumn(code, max60, yesterday, max60_day, max60_day_count):
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redis = __redis_manager.getRedis()
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global_util.max60_volumn[code] = (max60, max60_day, max60_day_count)
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global_util.yesterday_volumn[code] = yesterday
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try:
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RedisUtils.setex_async(0, "volumn_max60-{}".format(code), tool.get_expire(),
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json.dumps((max60, max60_day, max60_day_count)),
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auto_free=False)
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RedisUtils.setex_async(0, "volumn_yes-{}".format(code), tool.get_expire(), yesterday, auto_free=False)
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finally:
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RedisUtils.realse(redis)
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# 获取历史量
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def get_histry_volumn(code):
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max60 = global_util.max60_volumn.get(code)
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yesterday = global_util.yesterday_volumn.get(code)
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redis = __redis_manager.getRedis()
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try:
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if max60 is None:
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max60 = RedisUtils.get(redis, "volumn_max60-{}".format(code), auto_free=False)
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if max60:
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max60 = json.loads(max60)
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if yesterday is None:
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yesterday = RedisUtils.get(redis, "volumn_yes-{}".format(code), auto_free=False)
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return max60, yesterday
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finally:
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RedisUtils.realse(redis)
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__today_volumn_cache = {}
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# 量的变化大保存
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# 设置今日量
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def set_today_volumn(code, volumn):
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async_log_util.info(logger_day_volumn, "code:{} volumn:{}".format(code, volumn))
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global_util.today_volumn[code] = volumn
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# 有1000手的变化才保存
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if code in __today_volumn_cache and volumn - __today_volumn_cache[code] < 100000:
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return
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__today_volumn_cache[code] = volumn
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RedisUtils.setex(__redis_manager.getRedis(), "volumn_today-{}".format(code), tool.get_expire(), volumn)
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# datas:[(code, volumn)]
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def set_today_volumns(datas):
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for d in datas:
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code, volumn = d
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async_log_util.info(logger_day_volumn, "code:{} volumn:{}".format(code, volumn))
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global_util.today_volumn[code] = volumn
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# 有1000手的变化才保存
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if code in __today_volumn_cache and volumn - __today_volumn_cache[code] < 100000:
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continue
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__today_volumn_cache[code] = volumn
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RedisUtils.setex_async(__db, "volumn_today-{}".format(code), tool.get_expire(), volumn)
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# 获取今日量
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def get_today_volumn(code):
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_volumn = global_util.today_volumn.get(code)
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if _volumn is None:
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_volumn = RedisUtils.get(__redis_manager.getRedis(), "volumn_today-{}".format(code))
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return _volumn
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# 获取量比（今日量/max(60天最大量,昨日量)）
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# 将总卖量计算在内
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def get_volume_rate(code, total_sell_volume=0, with_info=False):
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today = get_today_volumn(code)
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max60, yesterday = get_histry_volumn(code)
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if today is None or max60 is None or yesterday is None:
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raise Exception(f"获取量失败:{code}")
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rate = round((int(today) + total_sell_volume) / max(int(max60[0]), int(yesterday)), 2)
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if not with_info:
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return rate
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return rate, (today, max(int(max60[0]), int(yesterday)))
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# 获取量参考日期
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# 返回(参考量日期,距今的交易日个数)
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def get_volume_refer_date(code):
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max60, yesterday = get_histry_volumn(code)
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if max60 is None or yesterday is None:
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raise Exception("获取失败")
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if int(max60[0]) >= int(yesterday):
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return max60[1], max60[2]
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else:
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return "上个交易日", 0
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# 获取量比索引
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def get_volume_rate_index(volume_rate):
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rates = [0.2, 0.4, 0.6, 0.8, 1, 1.2, 1.4, 1.6]
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for index in range(0, len(rates)):
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if volume_rate <= rates[index]:
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return index
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return len(rates) - 1
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# 保存今日量
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def save_today_volumn(code, volumn, volumnUnit):
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_volumn = None
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if volumnUnit == 0:
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_volumn = round(float(volumn) * 100000000)
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elif volumnUnit == 1:
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_volumn = round(float(volumn) * 10000)
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elif volumnUnit == 2:
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_volumn = int(volumn)
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if _volumn is not None:
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set_today_volumn(code, _volumn * 100)
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# 将量从数据库加入内存
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def load():
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redis = __redis_manager.getRedis()
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try:
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keys = RedisUtils.keys(redis, "volumn_max60-*", auto_free=False)
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if keys is not None:
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for k in keys:
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code = k.split("-")[1]
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max60_volumn = RedisUtils.get(redis, k, auto_free=False)
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if max60_volumn:
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max60_volumn = json.loads(max60_volumn)
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global_util.max60_volumn[code] = max60_volumn
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keys = RedisUtils.keys(redis, "volumn_yes-*", auto_free=False)
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if keys is not None:
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for k in keys:
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code = k.split("-")[1]
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global_util.yesterday_volumn[code] = RedisUtils.get(redis, k, auto_free=False)
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finally:
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RedisUtils.realse(redis)
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__reference_volume_as_money_y_dict = {}
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def get_reference_volume_as_money_y(code):
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"""
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返回参考量今日对应的金额（单位为亿）
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@param code:
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@return:
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"""
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if code in __reference_volume_as_money_y_dict:
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return __reference_volume_as_money_y_dict.get(code)
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max60, yesterday = get_histry_volumn(code)
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if max60:
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num = max60[0]
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limit_up_price = gpcode_manager.get_limit_up_price(code)
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if limit_up_price:
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money_y = round((num * float(limit_up_price)) / 1e8, 1)
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__reference_volume_as_money_y_dict[code] = money_y
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return money_y
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# 默认为5亿
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return 5
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if __name__ == "__main__":
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print(get_volume_rate("000059"))
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