HDFGroup/h5pyd

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h5py distributed - Python client library for HDF Rest API

Is HDFGroup/h5pyd beginner-friendly?

The maintainers of HDFGroup/h5pyd usually reply to a pull request within 1 day. No beginner-friendly issue is open right now; the list below has the other issues we hold for it.

Stars
124
Forks
48
Open beginner issues
0
Indexed issues
28
Avg merge
6d 2h
Merged PRs (30d)
16
Dominant language
Python
License
No license data
Last GitHub push
Nov 10, 2026
Latest indexed
Sep 14, 2026
No contributing guide
No code of conduct
Beginner labels
No beginner labels indexed

How to contribute to HDFGroup/h5pyd

  1. There is no contributing guide, so start from the README and a few recently merged pull requests to see how changes are proposed.
  2. The project ships a dev container: open it in Codespaces to get a working environment in your browser.
  3. Follow the repository to hear when a new beginner-friendly issue opens, or look through the other issues below.
Beginner friendly Everything
Open All

Issues somebody may already be working on are listed last. List everything by date

  • BUG: Detaching a dimension scale after reopening in append mode fails
    Open
    • Is something wrong?

    Difficulty 4/5 3-5 days Newbie friendliness 40/100

    HDFGroup/h5pyd#306 · 1 comment ·

    Maintainers usually reply within 1 day

  • Both pyproject.toml and requirements.txt have run-time dependencies
    Open
    • Is something wrong?
    enhancement

    Difficulty 3/5 1-2 days Newbie friendliness 55/100

    HDFGroup/h5pyd#285 · 1 comment ·

    Maintainers usually reply within 1 day

  • BUG: config class "__repr__": not JSON serializable
    May be free again Open
    • Is something wrong?

    HDFGroup/h5pyd#282 · 1 assignee ·

    Maintainers usually reply within 1 day

  • group link cache clean up logic looks wrong
    May be free again Open
    • Is something wrong?
    bug

    HDFGroup/h5pyd#276 · 1 comment · 1 assignee ·

    Maintainers usually reply within 1 day

  • Timeout for file flush
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#268 · 1 comment · 1 assignee ·

    Maintainers usually reply within 1 day

  • poor hsload performance
    May be free again Open
    • Is something wrong?

    HDFGroup/h5pyd#258 · 2 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • Support Numpy style complex types
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#246 · 1 assignee ·

    Maintainers usually reply within 1 day

  • Recursive Domain Deletion Flag for `hsrm`
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#154 · 1 reaction · 1 assignee ·

    Maintainers usually reply within 1 day

  • Documentation for h5pyd
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#112 · 1 assignee ·

    Maintainers usually reply within 1 day

  • Error pulling a 'column' directly from a table with h5pyd
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#106 · 2 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • [Feature request] Support i/o of scipy sparse matrices
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#98 · 1 assignee ·

    Maintainers usually reply within 1 day

  • Issues with Virtual Datasets (VDS)
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#89 · 1 comment · 1 assignee ·

    Maintainers usually reply within 1 day

  • Should there be a chunk iterator for writing datasets using 'create_dataset'?
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#88 · 1 comment · 1 assignee ·

    Maintainers usually reply within 1 day

  • Variable length array
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#85 · 2 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • handle 413 errors in point selection
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#48 · 1 comment · 1 assignee ·

    Maintainers usually reply within 1 day

  • xarray can't identify time units in HSDS dataset
    May be free again Open
    • Is something wrong?

    HDFGroup/h5pyd#45 · 8 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • Cannot access compound dataset which contains array of enum
    May be free again Open
    • Is something wrong?
    bug

    HDFGroup/h5pyd#39 · 2 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • Round-tripping with hsload and hsget
    May be free again Open
    • Is something wrong?
    bug

    HDFGroup/h5pyd#38 · 8 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • hsload inefficient for zero-filled datasets
    May be free again Open
    • Is something wrong?
    enhancement

    HDFGroup/h5pyd#35 · 1 assignee ·

    Maintainers usually reply within 1 day

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