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Base implementation of _tokenize module #6240

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Base implementation of _tokenize module #6240

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c9d2ad5
Update `token{ize,}.py` from 3.13.9
ShaharNaveh Oct 22, 2025
d8a76a3
Lazy readline
ShaharNaveh Oct 27, 2025
327052e
Support encoding
ShaharNaveh Oct 31, 2025
7bc0197
Mark/unmark tests
ShaharNaveh Nov 8, 2025
04371d3
clippy
ShaharNaveh Nov 8, 2025
30f54f6
Handle readline stopiteration
ShaharNaveh Nov 8, 2025
57d1696
Unmark passing test
ShaharNaveh Nov 8, 2025
37f6c72
fix path on `test_tarfile.py`
ShaharNaveh Nov 8, 2025
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Handle readline stopiteration
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@ShaharNaveh
ShaharNaveh committed Nov 8, 2025
commit 30f54f6910fd7f21b0ff3877f3ac81ef7c0c8f4d
1 change: 0 additions & 1 deletion Lib/test/test_tokenize.py
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Original file line number Diff line number Diff line change
Expand Up @@ -51,7 +51,6 @@ def check_tokenize(self, s, expected):
[" ENCODING 'utf-8' (0, 0) (0, 0)"] +
expected.rstrip().splitlines())

@unittest.expectedFailure # TODO: RUSTPYTHON
def test_invalid_readline(self):
def gen():
yield "sdfosdg"
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9 changes: 7 additions & 2 deletions stdlib/src/tokenize.rs
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Expand Up @@ -5,7 +5,7 @@ mod _tokenize {
use crate::{
common::lock::PyRwLock,
vm::{
Py, PyPayload, PyResult, VirtualMachine,
AsObject, Py, PyPayload, PyResult, VirtualMachine,
builtins::{PyBytes, PyStr, PyStrRef, PyTypeRef},
convert::ToPyObject,
function::ArgCallable,
Expand Down Expand Up @@ -38,7 +38,12 @@ mod _tokenize {
// we need to check if it's callable and raise a type error if it's not.
let raw_line = match self.readline.invoke((), vm) {
Ok(v) => v,
Err(_) => return Ok(String::new()),
Err(err) => {
if err.fast_isinstance(vm.ctx.exceptions.stop_iteration) {
return Ok(String::new());
}
return Err(err);
}
};
Ok(match &self.encoding {
Some(encoding) => {
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