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polars

Fast DataFrame library (Apache Arrow). Select, filter, group_by, joins, lazy evaluation, CSV/Parquet I/O, expression API, for high-performance data analysis workflows.

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Install

armory install polars --cli claude

writes the skill into.claude/skills/polars/SKILL.mdListed as compatible

Configuration
# fetches the source and writes it to:
.claude/skills/polars/SKILL.md

Needs the armory CLI · not on npm yet, build it from cli/ in the repository

What it is

Fast DataFrame library (Apache Arrow). Select, filter, group_by, joins, lazy evaluation, CSV/Parquet I/O, expression API, for high-performance data analysis workflows.

When to use it

Fast DataFrame library (Apache Arrow). Select, filter, group_by, joins, lazy evaluation, CSV/Parquet I/O, expression API, for high-performance data analysis workflows.

How to install / invoke

# Copy the skill into your .claude/skills/ directory
curl -sL https://raw.githubusercontent.com/davila7/claude-code-templates/main/cli-tool/components/skills/scientific/polars/SKILL.md -o .claude/skills/polars/SKILL.md

Notes

Extracted from davila7/claude-code-templates, polars category.