microsoft / microsoft/markitdown

Nested list in docx is not properly parsed in Markdown

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Dominant language
Python
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Description

Description

When a word document contains nested lists like

1. Item 1
2. Item 2
   • Item 2.1
   • Item 2.2
3. Item 3
   a) Item 3.1
   b) Item 3.2

The output markdown will be wrongly rendered without the nested numbered list as:

1. Item 1
2. Item 2
   * Item 2.1
   * Item 2.2
3. Item 3
4. Item 3.1
5. Item 3.2

Reproduce

Original docx file to reproduce the bug: MarkItDown_MultiListBug_test.docx

Image

Markdown output: output.md

Image

Contributor guide

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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 converting the attached MarkItDown_MultiListBug_test.docx and compare the result with output.md. Trace the DOCX list parsing path to see where nested numbered items become top-level items. Done means the nested lists render at their original levels and the reproduced case is covered by a regression test.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
tooling
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Active
Clarity
Mostly clear
Newbie friendliness
68/100

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