- replace from_py_object with derive macro

ome-metadata-derive/Cargo.toml

@@ -1,13 +1,13 @@
 [package]
 name = "ome-metadata-derive"
-version = "0.6.0"
-edition = "2024"
-rust-version = "1.88.0"
-authors = ["Wim Pomp <w.pomp@nki.nl>"]
-license = "MIT OR Apache-2.0"
+version.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+authors.workspace = true
+license.workspace = true
+homepage.workspace = true
+repository.workspace = true
 description = "Derive macros for ome-metadata."
-homepage = "https://git.pomppervova.nl/wim/ome-metadata"
-repository = "https://git.pomppervova.nl/wim/ome-metadata"
 documentation = "https://docs.rs/ome-metadata-derive"
 readme = "README.md"
 

ome-metadata-derive/src/lib.rs

@@ -94,6 +94,16 @@ pub fn ome_metadata_derive_enum(input: TokenStream) -> TokenStream {
     let name = input.ident;
 
     let expanded = quote! {
+        impl<'a, 'py> ::pyo3::FromPyObject<'a, 'py> for #name {
+            type Error = ::pyo3::pyclass::PyClassGuardError<'a, 'py>;
+
+            fn extract(
+                obj: ::pyo3::Borrowed<'a, 'py, ::pyo3::PyAny>,
+            ) -> ::std::result::Result<Self, Self::Error> {
+                Ok(*obj.extract::<::pyo3::PyClassGuard<'a, #name>>()?)
+            }
+        }
+
         impl PyDisplay for #name {
             fn py_str(&self) -> String {
                 format!("{}", self)
@@ -147,6 +157,16 @@ pub fn ome_metadata_derive_unit(input: TokenStream) -> TokenStream {
     let name = input.ident;
 
     let expanded = quote! {
+        impl<'a, 'py> ::pyo3::FromPyObject<'a, 'py> for #name {
+            type Error = ::pyo3::pyclass::PyClassGuardError<'a, 'py>;
+
+            fn extract(
+                obj: ::pyo3::Borrowed<'a, 'py, ::pyo3::PyAny>,
+            ) -> ::std::result::Result<Self, Self::Error> {
+                Ok(*obj.extract::<::pyo3::PyClassGuard<'a, #name>>()?)
+            }
+        }
+
         impl PyDisplay for #name {
             fn py_str(&self) -> String {
                 format!("{}", self)