notes_works/new notes/检查feather文件里的蜡烛数量的代码.md

date	tags	title
2025-04-09 20:08:00	策略 量化 python freqtrade

# lazhu.py
import pandas as pd
df = pd.read_feather("OKB_USDT-5m.feather")
print(len(df))  # 输出蜡烛数量

然后

pip3 install pandas pyarrow 

然后

python3 lazhu.py