README.md

---
language: zh
license: cc-by-4.0
size_categories: 1M<n<10M
task_categories:
  - time-series-forecasting
  - tabular-regression
tags:
  - finance
  - a-share
  - china-stock
  - daily-kline
---

# A股日线历史数据集（最终合并版）

- **股票数量**：8827 只（A股几乎全覆盖）
- **总行数**：8,327,981
- **时间范围**：2021-08-02 ~ 2026-02-02
- **列**：Date (datetime), Open, High, Low, Close, Amount, Vol, StockCode (6位代码)
- **来源**：原始 CSV 文件名提取 StockCode + 清洗后合并
- **文件**：merged_stock.parquet (179 MB)

加载示例：
```python
from datasets import load_dataset
ds = load_dataset("zcxi/suju")
df = ds['train'].to_pandas()

# 示例：查看 000001 股票
df_000001 = df[df['StockCode'] == '000001']
print(df_000001.head())