python-attrs/attrs
What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.
Outside pull requests to python-attrs/attrs got a first human reply in a median of 17.2 hours (23 pull requests, 19 April to 16 October 2026); 63% got none within 14 days. It ranks 932 of 3,219 overall. It is not ranked for first-time contributors: this repository does not show a low enough barrier for a first-time contributor.
| Rank | 932 of 3,219 |
|---|---|
| Score | 55.84 |
| Tier | B |
| Median first reply | 17.2 hours |
| 14-day no-reply share | 63% |
| First-timer rank | This repository does not show a low enough barrier for a first-time contributor. |
| Ecosystem | Python |
| Window | 19 April to 16 October 2026 |
Composite
- Rank
- 932 of 3,219
- Score
- 55.84
- Tier
- B
- Coverage
- 98% · Full
- Quadrant
- Sweet Spot
Coordinates: leverage 60.8 (coverage 100%), friction 48.2 (coverage 97%)
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 56.5 | 100% |
| Criticality | 80.2 | 100% |
| Governance | 50.5 | 100% |
| Rigor | 35.2 | 100% |
| Accessibility | 41.8 | 85% |
The measured parameters
Responsiveness
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days. | 66.7% | 83.3 | 15 | 19 April to 18 July 2026 | primaryraw/pr_window/python-attrs__attrs.json |
| PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days. | 62.5% | 0.0 | 40 | 20 April to 17 October 2026 | primaryraw/pr_window/python-attrs__attrs.json |
| First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged. | 18.8% | 23.4 | 32 | — | primaryraw/author_history/python-attrs__attrs.json |
| Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply. | 17.2 hours (0.7 days) | 87.0 | 23 | 19 April to 16 October 2026 | primaryraw/pr_window/python-attrs__attrs.json |
| Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged. | 333.6 hours (13.9 days) | 49.1 | 14 | 19 April to 16 October 2026 | primaryraw/pr_window/python-attrs__attrs.json |
Criticality
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| DependentsPackages in the registry that depend on this project, counted once each. | 2,857 | 97.9 | — | — | primaryraw/dependents/python-attrs__attrs.json |
| Monthly DownloadsDownloads from the package registry in a month. | 692.7 million downloads a month | 99.2 | — | — | primaryraw/downloads/pypi__attrs.json |
| OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals. | 0.4649 | 46.5 | — | — | primaryraw/github_meta/python-attrs__attrs.json |
Governance
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Elephant FactorThe fewest organisations that account for half of the last year's commits. | 1 | 25.0 | 120 | — | primaryraw/commits_365d/python-attrs__attrs.json |
| Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA. | No CLA or sign-off found | 85.0 | — | — | primaryraw/governance/python-attrs__attrs.json |
| Promotion LadderHow openly a contributor can become a maintainer, from closed to verified. | No written path to becoming a maintainer | 40.0 | — | — | primaryraw/governance/python-attrs__attrs.json |
Rigor
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| AI Policy PostureWhether the project has a written policy on AI-assisted contributions. | No written AI policy | 40.0 | — | — | primaryraw/governance/python-attrs__attrs.json |
| Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100. | 50 | 50.0 | — | — | primaryraw/scorecard/python-attrs__attrs.json |
| Substantive Review RateShare of decided pull requests that received a substantive review. | 8.6% | 10.7 | 35 | 19 April to 16 October 2026 | primaryraw/pr_window/python-attrs__attrs.json |
Accessibility
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals. | 50 | 50.0 | 28 | — | primaryraw/actions_runs/python-attrs__attrs.json |
| Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days. | 40.0% | 80.0 | 10 | — | primaryraw/author_history/python-attrs__attrs.json |
| Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers. | 0 | 0.0 | — | — | primaryraw/gfi/python-attrs__attrs.json |
| Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days. | Not shown: Insufficient sample size | ||||
Persona view
| Persona | Rank | Score | Tier | Status |
|---|---|---|---|---|
| Balanced | 932 of 3,219 | 55.84 | B | Rated |
| First-timer | This repository does not show a low enough barrier for a first-time contributor. | |||
| Career capital | 379 of 798 | 58.84 | B | Rated |
| Senior systems | Fewer than 3 organizations account for most commits (not multi-vendor). | |||
| AI-assisted | 1,658 of 3,696 | 51.43 | C | Rated |
Integrity
- Snapshot
- 2026-10-17
- Raw hash
- 9745447f09f0a91d95d662be0868e611828d1e6dae60bb3160934b0624a546de
No suspicion flags on this repository.
The full record is in data/2026-10-17/repos/fb.json, under the key python-attrs/attrs.
How every number is measured: Porchlamp methodology.
Open an issue about this record and say what looks wrong.
Porchlamp (2026). python-attrs/attrs. Snapshot 2026-10-17. https://porchlamp.org/projects/python-attrs/attrs/. CC BY 4.0.
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