catalyst-cooperative/pudl - Open Source PR Review Scorecard

The Public Utility Data Liberation Project provides analysis-ready energy system data to climate advocates, researchers, policymakers, and journalists.

C-Rank Grade: A (Welcoming) - 68/100

External PR Merge Rate: 78%

Response Time: 12h

First Timer Success: 73%

Frequently Asked Questions

Is catalyst-cooperative/pudl welcoming to first-time open-source contributors?

catalyst-cooperative/pudl has a recorded first-timer success rate of 72.7%. Repositories ranked A typically provide actionable feedback during code reviews and actively nurture new community contributors.

How fast can I expect code review feedback on my pull request?

Maintainers in catalyst-cooperative/pudl respond to incoming external pull requests in approximately 12.4 hours on average. Keeping PRs focused on single tasks and ensuring tests pass helps maintainers review faster.

What does the 68.1 C-Rank™ score (A Tier) represent?

The C-Rank™ system evaluates GitHub projects on a 0–100 scale using real data: PR merge rates, review turnaround time, active maintainer presence, and first-time contributor success. A score of 68.1 places catalyst-cooperative/pudl in the A tier.

What is the external contributor pull request merge rate for catalyst-cooperative/pudl?

The external contributor pull request merge rate for catalyst-cooperative/pudl is 78.0%, based on public PR activity from non-core contributors.

Are there Good First Issues available in catalyst-cooperative/pudl?

catalyst-cooperative/pudl currently has 2 active issue(s) tagged with beginner-friendly labels like "good first issue", "beginner", or "up-for-grabs".

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catalyst-cooperative/pudlA•Welcoming610
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catalyst-cooperative/pudl

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InactiveA•Welcoming(68/100)Python

The Public Utility Data Liberation Project provides analysis-ready energy system data to climate advocates, researchers, policymakers, and journalists.

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AI Maintainer Review Guidelines

Review Persona

Welcoming Community Builder

Warmth Score
8.9/10
Patience Score
8.8/10
Nitpick Rate
30%

Highly welcoming maintainers in catalyst-cooperative/pudl. Prompt code reviews with positive guidance for new contributors.

Top PR Submission Do's

  • •Ensure code complies with the project coding style
  • •Keep PRs scoped to a single concern
  • •Include context and link to the related issue

Top PR Friction Pitfalls (Don'ts)

  • •Do not submit PRs without linking an issue
  • •Do not break existing tests without fixing them
  • •Do not mix unrelated refactors in a single PR
Response Velocity
12 hours
Standard maintainer review cycle

Average Response Latency

Tracks hours until a maintainer leaves a review, comment, or PR response.

Merge Efficiency
78.0%
High acceptance rate for external PRs

External Acceptance Rate

Percentage of community pull requests successfully merged into main.

First-Timer Success
72.7%
Strong first-timer PR acceptance rate

First PR Conversion

Rate at which developers submitting their first repository PR succeed.

Active Maintainers
21 core
Highly collaborative maintainer core
Diagnostic Health HUD
78.0%
Merge Gauge
72.7%
1st-Timer
Community Vibe74/100

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Active Good First Issues (2)

View on GitHub

PUDL Development Setup Before starting on any of these tasks, you'll want to set up your development environment. Fork the PUDL repository and follow the steps to set up the PUDL development environment Activate the pudl-dev environment: pixi install Grab the latest raw data for any relevant tables - in this case, RUS 7 or 12. To do so, run pudl_datastore --dataset rus7 (and/or rus12) Generate the existing RUS assets: follow the instructions to open Dagster, and in the left-hand menu find the "raw_rus12" asset group. Click "Materialize all", and repeat for the core and out assets. Repeat for RUS 7 if needed. Alternately, instead of materializing the data yourself grab the latest successful nightly build data and validate that. At the end of these steps, you should have successfully materialized all existing assets in PUDL and will be ready to begin validation. For each table, identify all calculations using the corresponding PDF form from the correct data source page and the

📅 Opened Sep 8, 2026💬 1 comment
Quality: 100/100Contribute

NoteIf you're interested in taking on this issue, you can absolutely just take on validating one or two tables from the list below - this is an issue we'd like to chip away at, so don't let the number of tables prevent you from taking this on! Overview What is the problem we're solving? For very simple items, this can be encapsulated in the success criteria. In #5039 we validated totals records for a number of records. This Some validations are blocked by the need to update the existing DBT test. For instance, the "totals" field from the electric_plant_in_service utility_plant_group in the core_rus12__yearly_utility_plant_changes table is composed of multiple totals field from other utility plant groups. To successfully sum this, we need to be able to specify that the sub-components are identified by more than one column's values - we can do this by updating the macro to take tuples and combinations of columns, rather than single values. Success Criteria How will we know that we're do

📅 Opened Apr 1, 2026💬 8 comments
Quality: 80/100Contribute
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Contributor Compatibility & Review Speed Analysis for catalyst-cooperative/pudl

When evaluating whether to contribute to catalyst-cooperative/pudl, response velocity and maintainer engagement are crucial. GetMerged continuously tracks pull request trajectories, first-comment latency, and code review rounds to help developers avoid submitting pull requests to backlogged repositories.

Currently, maintainers of catalyst-cooperative/pudl acknowledge new external contributions in approximately 12 hours. Out of all submitted pull requests from non-core authors in the last 180-day window, 78.0% were successfully merged into the primary branch.

Frequently Asked Questions - Contributing to catalyst-cooperative/pudl

01

Is catalyst-cooperative/pudl welcoming to first-time open-source contributors?

catalyst-cooperative/pudl has a recorded first-timer success rate of 72.7%. Repositories ranked Welcoming typically provide actionable feedback during code reviews and actively nurture new community contributors.

02

How fast can I expect code review feedback on my pull request?

The initial maintainer response time averages ~12 hours. Keeping PRs scoped to single concerns and ensuring CI checks succeed will optimize review turnaround.

03

What does the 68.1 C-Rank™ score represent?

The C-Rank™ index scores repositories on a 0 to 100 scale using an objective formula: external PR merge rates, initial response speed, active maintainer count, and first-time contributor retention. A score of 68.1 places catalyst-cooperative/pudl in the Welcoming tier.

04

What is the external contributor pull request merge rate for catalyst-cooperative/pudl?

The external pull request merge rate is 78.0%. GetMerged isolates non-core community contributions so external developers get an accurate benchmark of PR acceptance probability.

05

Are there beginner Good First Issues open in catalyst-cooperative/pudl?

Yes, catalyst-cooperative/pudl currently has 2 active issue(s) tagged with beginner-friendly labels. You can inspect these directly from the repository issues tab.

GetMerged C-Rank™ Indexing Standard

All metrics displayed for catalyst-cooperative/pudl are automatically retrieved via the public GitHub API and recalculated daily. Insider pull requests submitted by repository owners or organization members are excluded from merge rate calculations to preserve objective external contributor statistics.