PyPI
pyparsing
pyparsing - Classes and methods to define and execute parsing grammars
parser-combinatorsparsingparsing-expression-grammarparsing-librarypeg-parserspythonpython-2python-3
Release cadenceEvery 2 months
Last releaseSep 20, 2026
Open advisories0
Changelog quality100% curated
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Release history SecurityYou're on
67 older or filtered releases not shown.
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Breaking changes and a migration checklist for each major versionVersionChannelDateChangesSecurity
3.3.3 StableSep 20, 2026Platform1Changed5Other13.3.2 StableJan 21, 2026New7Changed5Other13.3.1 StableDec 23, 2025Other13.3.0 StableDec 22, 2025Deprecated3New2Changed2Fixed3Other23.3.0b1 BetaNov 26, 2025New2Changed1Fixed1Other33.3.0a1 AlphaSep 29, 2025Platform1Deprecated1New1Changed1Other13.2.5 youStableSep 21, 2025Fixed13.2.4 StableSep 13, 2025Fixed3Other23.2.3 StableMar 25, 2025Fixed13.2.2 StableMar 24, 2025Platform1New2Changed2Fixed63.2.1 StableDec 31, 2024Changed3Fixed1Other23.2.0 StableOct 13, 2024Breaking3Platform1New10Changed7Fixed33.2.0rc1 RCOct 5, 2024Breaking3Platform1New10Changed8Fixed4Other13.2.0b3 BetaSep 29, 2024Changed13.2.0b2 BetaSep 24, 2024Breaking1New3Changed1Fixed1Other13.2.0b1 BetaSep 12, 2024Breaking1Platform1New6Changed5Fixed23.1.4 StableAug 25, 2024Fixed13.1.3 StableAug 25, 2024Platform1New2Changed7Fixed53.1.2 StableMar 6, 2024No changes listed3.1.1 StableJul 30, 2023No changes listed