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Commit ·
c349d48
1
Parent(s): c4a2fde
"feat:dynamic-check-today-data-availability"
Browse files- sync_data.py +73 -26
sync_data.py
CHANGED
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@@ -387,39 +387,86 @@ def get_target_daily(code: str, start_date: str, market: str) -> Optional[pd.Dat
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time.sleep(1)
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return None
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def get_last_trading_day() -> str:
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"""获取最近一个交易日(
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"""
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now = get_beijing_time()
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today = now.date()
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#
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try:
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df = ak.stock_zh_index_daily_em(symbol="sh000300")
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if df is not None and not df.empty:
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time.sleep(1)
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return None
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def check_today_data_available() -> bool:
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"""
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探测当日数据是否已更新可用
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通过尝试获取一只活跃股票(平安银行 000001)的当日数据来判断
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Returns:
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True: 当日数据已可用
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False: 当日数据尚未更新
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"""
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try:
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today = get_beijing_time().strftime('%Y%m%d')
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# 优先使用 Tushare 探测
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if TUSHARE_AVAILABLE:
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try:
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import tushare as ts
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ts.set_token(TUSHARE_TOKENS[0])
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pro = ts.pro_api()
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df = pro.daily(ts_code='000001.SZ', trade_date=today)
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if df is not None and not df.empty:
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logger.debug(f"Tushare check: today data available")
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return True
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except Exception:
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pass
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# 回退到 AkShare 探测
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try:
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df = ak.stock_zh_a_spot_em()
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if df is not None and not df.empty:
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# 检查是否有今日数据
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logger.debug(f"AkShare check: today data available")
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return True
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except Exception:
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pass
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except Exception as e:
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logger.debug(f"Check today data failed: {e}")
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return False
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def get_last_trading_day() -> str:
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"""获取最近一个交易日(通过探测数据可用性)
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逻辑:
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1. 先尝试获取当日数据(探测 000001.SZ)
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2. 如果能获取到,说明当日数据已更新,返回今日
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3. 如果获取不到,说明当日数据未更新,返回上一个交易日
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"""
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now = get_beijing_time()
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today = now.date()
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today_str = today.strftime('%Y-%m-%d')
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# 探测当日数据是否可用
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logger.info(f"Checking if today ({today_str}) data is available...")
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if check_today_data_available():
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logger.info(f"Today data is available, using today: {today_str}")
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return today_str
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else:
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# 获取上一个交易日
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try:
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# 使用交易日历获取上一个交易日
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df = ak.tool_trade_date_hist_sina()
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if df is not None and not df.empty:
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df['trade_date'] = pd.to_datetime(df['trade_date']).dt.date
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prev_trading_days = df[df['trade_date'] < today]['trade_date']
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if not prev_trading_days.empty:
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last_day = prev_trading_days.iloc[-1]
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logger.info(f"Today data not available yet, using previous trading day: {last_day}")
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return last_day.strftime('%Y-%m-%d')
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except Exception as e:
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logger.warning(f"Failed to get previous trading day: {e}")
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# 回退:昨天
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yesterday = (today - timedelta(days=1)).strftime('%Y-%m-%d')
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logger.info(f"Using yesterday as fallback: {yesterday}")
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return yesterday
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# 备用:使用指数行情获取
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try:
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df = ak.stock_zh_index_daily_em(symbol="sh000300")
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if df is not None and not df.empty:
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