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faif/python-patterns

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cached 2026-03-31T09:56:41.988Z

1mo ago

faif/python-patterns

`faif/python-patterns` is a large, active Python examples repository for design patterns and idioms. It has broad adoption signals (42,791 stars, 7,044 forks), is not archived, and was updated on 2026-03-31 with a recent push on 2026-03-13. The repo is documentation-heavy, with pattern examples organized under `patterns/` and tested with `pytest`/doctests.

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Stars42,791

Forks7,044

Default branchmaster

Last pushed2026-03-13T17:04:16Z

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Prefer this fork only if you want its custom examples and are fine with an outdated codebase. For most adopters, upstream is the better choice because it is active, better documented, and much more complete.

Prefer upstream unless you specifically want an archival snapshot; this fork adds no clear capabilities and is far behind on maintenance and documentation.

Prefer this fork only if you specifically want a legacy, highly divergent snapshot with a few extra standalone examples. For most adopters, upstream is the better choice because it is far more current, better maintained, and much more complete.

Prefer this fork only if the localization or rewritten explanations matter more than staying current. If you want the latest examples, tests, and docs, upstream is the better default.

Choose upstream unless you specifically want a frozen, older snapshot. This fork looks stale and materially reduced, so it is better for archival reading than for active reuse or extension.

Choose the upstream repo unless you explicitly want an old frozen snapshot; this fork adds no visible value and is far behind current upstream work.

Prefer upstream unless you specifically need the older 2024 snapshot. This fork adds no visible capabilities and is materially behind on docs, tests, and maintenance.

Choose this fork only if you explicitly want an archival copy. For most adopters, upstream is the better default because it is active, much newer, and has accumulated documentation and quality improvements.

Prefer upstream unless you explicitly need this older snapshot; the fork adds no visible enhancements and is materially behind on maintenance and content.

Prefer upstream unless you specifically need a frozen 2019 snapshot; this fork adds no visible capabilities and is far behind the active project.

Fork comparison

IndexErrorCoders/python-patterns

38/100

stale

significant_divergence

Prefer this fork only if you want its custom examples and are fine with an outdated codebase. For most adopters, upstream is the better choice because it is active, better documented, and much more complete.

Likely purpose

A fork for maintaining a customized snapshot of Python design-pattern examples, likely for teaching or experimentation, with extra local pattern implementations and visual examples rather than upstream freshness.

Best for

Learners who specifically want an older, customized snapshot of the patterns catalog.; Maintainers who want to experiment with additional pattern examples without following upstream churn.; Teams willing to own modernization and merge upstream changes manually.

Additional features

Adds or expands standalone pattern/example modules such as `composite.py` and `mediator.py` beyond the upstream snapshot.
Includes custom/expanded pattern areas under `patterns/other/`, including `hsm`, `graph_search`, and `blackboard` based on the changed paths.
Appears to invest in visual/example-heavy pattern documentation, including `viz/` directories under behavioral and creational patterns.
Introduces more operational workflow surface such as server-side handling, auth, session control, or admin tooling.
Changes agent workflow behavior, such as prompt handling, handoffs, worktrees, memory, or orchestration flow.

Missing features

Falls far behind upstream and likely misses many later pattern additions, docs updates, and bug fixes from the active upstream repo.
Likely lacks the modern packaging and test/tooling stack visible upstream, including `pyproject.toml`, pytest/doctest integration, coverage, mypy, flake8, tox, and Poetry-based maintenance.
Misses newer upstream documentation improvements such as Mermaid diagrams, added tests, and recent type-annotation cleanup.
Does not appear to track upstream's recent Python 3.10+ modernization and ongoing maintenance work.
Some upstream behavior appears to be removed, disabled, or intentionally stripped down in this fork.
Some upstream operational features such as auth, admin, or session handling may be reduced or absent.

Strengths

Can be useful as a frozen fork if someone wants the older behavior or example set as-is.
May contain custom educational examples not present in upstream.
Large structural divergence suggests room for opinionated curation rather than upstream compatibility.

Risks

Very stale relative to upstream, so adopters should expect missing fixes and outdated conventions.
High divergence makes rebasing or cherry-picking upstream changes expensive.
Older snapshot may be less compatible with current Python and packaging expectations.

faif/python-patterns · Discofork