pola-rs/polars

Support HDF5 reading/writing (with optional dependencies)

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#3,520 opened on May 28, 2022

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 (48 comments) (45 reactions) (0 assignees)Rust (2,826 forks)batch import
A-ioacceptedenhancementhelp wantedpython

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Description

We can reduce friction by figuring out how to load data most efficiently to polars memory.

Contributor guide

Research direction
Investigate HDF5 library bindings (e.g., hdf5 rust) and design an I/O module for Polars. Consider optional dependency gating and memory efficient loading of HDF5 datasets into Polars DataFrames.
Tech stack
rustpython
Domain
backenddata
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
4
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Over 1 week
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Needs investigation
Prerequisites
RustHDF5
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
25