Black vs yapf

Side-by-side — pricing, strengths, tradeoffs, and fit.

Black

The uncompromising Python code formatter.

yapf

Yet another Python code formatter from Google.

At a glance

Open SourceFree Tier
● Established·From $0
Open SourceFree Tier
◌ Declining·From $0

Overview

One-liner

The uncompromising Python code formatter.

One-liner

Yet another Python code formatter from Google.

Maturity

Established

Maturity

Declining

Open source

✓ Yes

Open source

✓ Yes

Pricing

Free tier

✓ Available

Open source — free to use

Free tier

✓ Available

Open source — free to use

Starts at

$0

Starts at

$0

Model

Flat rate

Model

Flat rate

Enterprise

✕ None

Enterprise

✕ None

Best for

✓ Best for

Teams working on large-scale Python projects who need strict adherence to PEP 8.
Developers looking for a no-frills, automated code formatter that enforces consistency.

✓ Best for

Python developers who need to maintain a consistent and readable codebase.
Teams working on large Python projects where style consistency is crucial.
Projects that require adherence to PEP8 guidelines for code formatting.

Not ideal for

✕ Not for

Projects requiring custom formatting rules not supported by Black.
Developers preferring more flexible or customizable formatters.

✕ Not for

Developers looking for real-time code suggestions or linting features.
Projects requiring integration with non-Python languages.

Strengths

↑ Strengths

Automatically formats Python code to PEP 8 standards.
Uncompromising style that enforces a single way of formatting.
Highly configurable with options for line length and string quotes.

↑ Strengths

Automatically formats Python code to improve readability and consistency.
Supports PEP8 guidelines for code formatting.
Can be configured with a style file for custom formatting rules.

Weaknesses

↓ Weaknesses

Limited customization options despite being highly configurable
Potential conflicts with existing code styles or linters
Performance overhead for large codebases

↓ Weaknesses

Limited customization options beyond PEP8
Can produce unexpected results with complex code structures
Does not integrate well with all IDEs out-of-the-box
Full Black profile →Full yapf profile →