我这里用的行情数据源是xtquant + miniQMT。 后续示例里会用到一些常见的 Python 库：pandas, numpy, matplotlib，进阶部分还会涉及 scipy, sklearn。在实际运行代码之前，记得先把环境配置好： 这样就能避免因为依赖缺失导致的报错啦。以下是一个基于xtquant + miniQMT获取股票 ...

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Exploratory Data Analysis (EDA) and data cleaning script for a cafe sales dataset. Handles missing values, errors, and generates insights on transactions, sales trends, and correlations using Python ...