microsoft / microsoft/qlib

csi300成份股csi300.txt部分数据有冲突

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Description

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通过cn_index中collector.py获取csi300指数成份股2008年到2025年的数据,发现其中部分股票的年份有误,怎么才能拿到无误的数据呢?

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by inspecting cn_index/collector.py and the affected records in csi300.txt for the 2008–2025 CSI 300 constituent data. Compare the conflicting years with the source data shown in the issue and determine whether the discrepancy comes from collection or stored records. Done means the conflicting entries are verified and the reliable way to obtain or correct the data is documented.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
data
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Quiet
Clarity
Needs clarification
Newbie friendliness
35/100

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