Parser

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Cannot compile with Rust 1.76.0

7

Works with 1.75.0, but here is the issue with 1.76.0 ``` --> /home/rfiszel/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rustpython-ast-0.3.0/src/impls.rs:60:1 | 60 | static_assertions::assert_eq_size!(crate::Stmt, [u8; 160]); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: source type: `generic::Stmt` (1216 bits) =...

rubenfiszel

```let tokens = lex("print(", Mode::Expression);``` tokens is an infinite iterator when the source contains an error. Is it intended behaviour for the iterator to be infinite?

nithinmuthukumar

Question: How to walk/visit the AST?

10

I'm trying to extract all the imports from a python file. To do this I'm using the `rustpython_parser::parse` function to get an AST and then iterating over all the statements...

Peter554

Incorrect f-string parsing

1

Originally reported as https://github.com/astral-sh/ruff/issues/5044: > Not the best string ever, but ruff doesn't handle it like Python > > ``` > λ cat test.py > print(f"$N_{{img}}\in\{{0,1,2\}}$") > λ python test.py...

charliermarsh

youknowone

add full-parser, like full-lexer

3

Currently it does not seem to be possible to get an AST with comments attached?

benmkw

Consider using `Box` on type parameters to reduce statement allocation size

1

In https://github.com/RustPython/Parser/pull/93, we add `type_params: Vec` to `ClassDef` and `FunctionDef` which increases the size of a statement. We may want to optimize this field to reduce the size of the...

zanieb

Consolidate parsing of `Expr::Name` in `TypeAliasName`, `MatchName`, and `Atom<Goal>`

1

We have three parser descriptions for in the LALRPOP grammar for generating `Expr::Name` from an `Identifier`. - `TypeAliasName` - `MatchName` - `Atom` These could be consolidated into a single reused...

zanieb

Ref https://github.com/RustPython/RustPython/pull/3942

youknowone

Originally reported as https://github.com/astral-sh/ruff/issues/4992. > I'm not quite sure where the incorrectness here is, but I think this bug indicates an incorrect parsing of the `yield from` expression. The following...

charliermarsh