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PyPI · #26 most downloaded on PyPI
Reusable constraint types to use with typing.Annotated
Last release 2 months ago
23 Jul 2026
Release timing varies
gaps range from 2 weeks to 2.2 years
Most releases are documented
notes for 8 of 9 stable releases
Nothing withdrawn
no release was ever pulled
4 years old
9 releases · first in 2022
One column per quarter.
Rename DocInfo to Doc by @zen-xu in #80
Timezone by @Viicos in #84Len docstring by @Dutcho in #100Full Changelog: v0.7.0...v0.8.0
Allow tzinfo objects for Timezone by @Viicos in #56
tzinfo objects for Timezone by @Viicos in #56pyproject.toml by @samuelcolvin in #58Unit type by @tlambert03 in #65Full Changelog: v0.6.0...v0.7.0
Drop Python 3.7, test on 3.12-dev and update deps by @adriangb in #44
doc() by @tiangolo in #49Full Changelog: v0.5.0...v0.6.0
fix license display, readme tweak by @samuelcolvin in #26
Timezone by @odiseo0 in #27Full Changelog: v0.4.0...v0.5.0
Switch to hatchling & pip-tools by @samuelcolvin in #22
Len to GroupedMetadata, add MinLen and MaxLen by @samuelcolvin in #21max_exclusive to max_length (inclusive) by @samuelcolvin in #24Full Changelog: v0.3.1...v0.4.0
Add BaseMetadata to __all__ by @samuelcolvin in #19
Remove regex from tests by @adriangb in #13
Full Changelog: v0.2.0...v0.3.0
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