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evaluate_pairs 兼容参数pairs为空dataframe的情况 #162

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evaluate_pairs 兼容参数pairs为空dataframe的情况 #162

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6 changes: 5 additions & 1 deletion czsc/utils/stats.py
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Original file line number Diff line number Diff line change
Expand Up @@ -160,7 +160,11 @@ def evaluate_pairs(pairs: pd.DataFrame, trade_dir: str = "多空") -> dict:
"""
from czsc.objects import cal_break_even_point

pairs = pairs.copy()
if pairs.empty:
pairs = pairs.reindex(columns=["标的代码", "策略标记", "交易方向", "开仓时间","平仓时间", "开仓价格", "平
仓价格", "持仓K线数", "事件序列", "持仓天数", "盈亏比例"])
else:
pairs = pairs.copy()
if trade_dir in ["多头", "空头"]:
pairs = pairs[pairs["交易方向"] == trade_dir]
else:
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