Migrate to PyO3 0.27

.github/workflows/wheels.yaml

@@ -1,10 +1,11 @@
+---
 name: Build Python distributions
 
-on:
+"on":
   push:
   pull_request:
   schedule:
-    - cron: "0 6 * * *" # Daily 6AM UTC build
+    - cron: "0 6 * * *"  # Daily 6AM UTC build
 
 jobs:
   build-wheels:

Cargo.toml

@@ -14,4 +14,4 @@ name = "fastbencode__bencode_rs"
 crate-type = ["cdylib"]
 
 [dependencies]
-pyo3 = { version = ">=0.25,<0.27", features = ["extension-module"] }
+pyo3 = { version = "0.27", features = ["extension-module"] }

src/lib.rs

@@ -177,7 +177,12 @@ impl Decoder {
 
         // Return as bytes or decode depending on bytestring_encoding
         if let Some(encoding) = &self.bytestring_encoding {
-            Ok(PyString::from_object(&bytes_obj, encoding, "strict")?.into_any())
+            let encoding_cstr = std::ffi::CString::new(encoding.as_str())
+                .map_err(|_| PyValueError::new_err("invalid encoding string"))?;
+            Ok(
+                PyString::from_encoded_object(&bytes_obj, Some(&encoding_cstr), Some(c"strict"))?
+                    .into_any(),
+            )
         } else {
             Ok(bytes_obj)
         }
@@ -367,7 +372,7 @@ impl Encoder {
         let mut keys: Vec<Bound<PyBytes>> = dict
             .keys()
             .iter()
-            .map(|key| key.extract::<Bound<PyBytes>>())
+            .map(|key| key.extract::<Bound<PyBytes>>().map_err(|e| e.into()))
             .collect::<PyResult<Vec<_>>>()?;
         keys.sort_by(|a, b| {
             let a_str = a.extract::<&[u8]>().unwrap();