otsaloma/dataiter
View on GitHub ↗ ★ 27 Python
Simple, light-weight data frames for Python
7 mentions on Hacker News by 1 person: 1 story, 6 comments · first 2020-05-15 · latest 2025-11-18
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…directly usable examples below. Python (uv + dataiter, but easy to modify for pandas or polars): https://github.com/otsaloma/dataiter/blob/master/bin/di-open R (as per comment, requires also ~/.Rprofile code, nanoparquet in this case):…
comment by otsaloma · 2025-11-18 · in Show HN: Parqeye – A CLI tool to visualize and inspect Parquet files -
Agreed, never had a problem with the speed of anything NumPy or Arrow based. Here's my alternative: https://github.com/otsaloma/dataiter https://dataiter.readthedocs.io/en/latest/_static/comparison... Planning to switch to NumPy 2.0…
comment by otsaloma · 2024-11-20 · in FireDucks: Pandas but Faster -
Data frames for Python (and some other stuff): https://github.com/otsaloma/dataiter Comparison against dplyr and Pandas for a quick overview: https://dataiter.readthedocs.io/en/latest/_static/comparison...
comment by otsaloma · 2023-01-26 · in Ask HN: What have you created that deserves a second chance on HN? -
…evaluation, you'll need to use lambda functions, which are unfortunately clumsy and verbose. https://github.com/otsaloma/dataiter Here's a comparison of dplyr vs. Dataiter vs. Pandas, which should give quick overview of the similarieties…
comment by otsaloma · 2022-05-01 · in Modern Pandas (Part 2): Method Chaining -
…Pandas) is still missing a proper missing value (NA). It's a big pain to try to work around that. https://github.com/otsaloma/dataiter
comment by otsaloma · 2021-12-17 · in Polars: Fast DataFrame library for Rust and Python -
…I haven't done any real-world work with it yet, but at least it's been a good learning project. https://github.com/otsaloma/dataiter https://github.com/otsaloma/dataiter/blob/master/dataiter/da...
comment by otsaloma · 2020-05-15 · in Ask HN: What's your quarantine side project?