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libcst

v1.8.6 Growing

A Python parser and Concrete Syntax Tree library.

MIT AND (MIT AND PSF-2.0) Edition 2018 MSRV 1.70
Parser implementations #python#ast#cst

Quick Verdict

  • โœ“Stable API (1.x for 2+ years)
  • โœ“Team maintained (2 owners)
  • โœ“Permissive license (MIT AND (MIT AND PSF-2.0))

Security

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Downloads
910.0K
Dependents
0
Releases
16
Size
111KB

Deep Insights

๐Ÿ“‰
Download decline

106.5K downloads in the last 30 days, down 25% from the previous period. May indicate migration to alternatives.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 96 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

โœ…
Stable for 2+ years

The API has been stable (1.x) for over 2 years with 16 releases. This level of maturity means you can depend on it without worrying about breaking changes.

Health Breakdown

Maintenance 11/25

Recency, release consistency, active ratio

Quality 19/25

Yanked ratio, deps, size, maturity, features

Community 10/20

Reverse deps, ownership, ecosystem

Popularity 7/15

Downloads, momentum, growth trend

Documentation 14/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
4K/day avg-41%
05K10K2/263/164/34/215/95/26

Version Adoption

v1.8.6
58%
v1.8.5
14%
v1.8.2
12%
v1.8.4
8%
v1.7.0
7%

Release Timeline

10 releasessince 2024
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2026
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Feature Flags

default =["py"]

py*trace

README

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Maintainers

Dependencies
12
direct dependencies
Dependents
0
crates depend on libcst

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