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![]() ## Summary This moves the string-prefix enumerations in `ruff_python_ast` to a separate submodule. I think this helps clarify that these prefixes are purely abstract: they only depend on each other, and do not depend on any of the other code in `nodes.rs` in any way. Moreover, while various AST nodes _use_ them, they're not really nodes themselves, so they feel slightly out of place in `nodes.rs`. I considered moving all of them to `str.rs`, but it felt like enough code that it could be a separate submodule. ## Test Plan `cargo test` |
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Ruff Python Parser
Ruff's Python parser is a hand-written recursive descent parser which can parse Python source code into an Abstract Syntax Tree (AST). It also utilizes the Pratt parsing technique to parse expressions with different precedence.
Try out the parser in the playground.
Python version support
The parser supports the latest Python syntax, which is currently Python 3.12.
It does not throw syntax errors if it encounters a syntax feature that is not
supported by the target-version
.
This will be fixed in a future release (see https://github.com/astral-sh/ruff/issues/6591).
Contributing
Refer to the contributing guidelines to get started and GitHub issues with the parser label for issues that need help.