lance-format/lance

Add `slice()` method to `LanceDataset`

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#1,808 opened on Jan 10, 2024

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enhancementgood first issuerust

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Description

Should be equivalent to LanceDataset.take(list(range(start, end))).

Related: https://github.com/lancedb/lance/issues/1798

Contributor guide

Research direction
Examine the implementation of LanceDataset.take and understand how it handles index lists. Then implement slice as a wrapper that converts a Python slice to a list of indices and calls take.
Tech stack
rustpython
Domain
databackend
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
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.
Clear
Prerequisites
Git
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
80