bump PyO3 to 0.28 (#233)

Author: davidhewitt

Cargo.toml

@@ -4,15 +4,15 @@ resolver = "2"
 
 [workspace.package]
 authors = ["Samuel Colvin <samuel@pydantic.dev>"]
-version = "0.12.0"
+version = "0.13.0"
 edition = "2021"
 license = "MIT"
 keywords = ["JSON", "parsing", "deserialization", "iter"]
 categories = ["parser-implementations", "parsing"]
 homepage = "https://github.com/pydantic/jiter/"
 repository = "https://github.com/pydantic/jiter/"
 # MSRV should match pydantic-core
-rust-version = "1.75"
+rust-version = "1.83"
 
 [profile.bench]
 debug = true
@@ -25,5 +25,5 @@ inherits = "release"
 debug = true
 
 [workspace.dependencies]
-pyo3 = { version = "0.27" }
-pyo3-build-config = { version = "0.27" }
+pyo3 = { version = "0.28" }
+pyo3-build-config = { version = "0.28" }

crates/jiter/src/py_lossless_float.rs

@@ -1,7 +1,8 @@
 use pyo3::exceptions::{PyTypeError, PyValueError};
 use pyo3::prelude::*;
+use pyo3::py_format;
 use pyo3::sync::PyOnceLock;
-use pyo3::types::PyType;
+use pyo3::types::{PyString, PyType};
 
 use crate::Jiter;
 
@@ -33,7 +34,7 @@ impl<'py> FromPyObject<'_, 'py> for FloatMode {
 
 /// Represents a float from JSON, by holding the underlying bytes representing a float from JSON.
 #[derive(Debug, Clone)]
-#[pyclass(module = "jiter")]
+#[pyclass(module = "jiter", skip_from_py_object)]
 pub struct LosslessFloat(Vec<u8>);
 
 impl LosslessFloat {
@@ -78,8 +79,9 @@ impl LosslessFloat {
         std::str::from_utf8(&self.0).map_err(|_| PyValueError::new_err("Invalid UTF-8"))
     }
 
-    fn __repr__(&self) -> PyResult<String> {
-        self.__str__().map(|s| format!("LosslessFloat({s})"))
+    fn __repr__<'py>(&self, py: Python<'py>) -> PyResult<Bound<'py, PyString>> {
+        let s = self.__str__()?;
+        py_format!(py, "LosslessFloat({s})")
     }
 }
 

crates/jiter/tests/main.rs

@@ -393,7 +393,7 @@ fn utf8_range() {
 fn utf8_range_long() {
     for c in 0u8..255u8 {
         let mut json = vec![b'"', b':', c];
-        json.extend(std::iter::repeat(b' ').take(20));
+        json.extend(std::iter::repeat_n(b' ', 20));
         json.push(b'"');
         // dbg!(c, json.iter().map(|b| *b as char).collect::<Vec<_>>());
 
@@ -632,9 +632,9 @@ fn invalid_escape_position() {
 fn simd_string_sizes() {
     for i in 0..100 {
         let mut json = vec![b'"'];
-        json.extend(std::iter::repeat(b'a').take(i));
+        json.extend(std::iter::repeat_n(b'a', i));
         json.push(b'"');
-        json.extend(std::iter::repeat(b' ').take(40));
+        json.extend(std::iter::repeat_n(b' ', 40));
 
         let value = JsonValue::parse(&json, false).unwrap();
         let JsonValue::Str(s) = value else {