fully remove the rest of the gil-refs

Cargo.toml

@@ -103,9 +103,6 @@ generate-import-lib = ["pyo3-ffi/generate-import-lib"]
 # Changes `Python::with_gil` to automatically initialize the Python interpreter if needed.
 auto-initialize = []
 
-# Allows use of the deprecated "GIL Refs" APIs.
-gil-refs = ["pyo3-macros/gil-refs"]
-
 # Enables `Clone`ing references to Python objects `Py<T>` which panics if the GIL is not held.
 py-clone = []
 

guide/src/SUMMARY.md

@@ -27,7 +27,6 @@
 - [Parallelism](parallelism.md)
 - [Debugging](debugging.md)
 - [Features reference](features.md)
-- [Memory management](memory.md)
 - [Performance](performance.md)
 - [Advanced topics](advanced.md)
 - [Building and distribution](building-and-distribution.md)

guide/src/class.md

@@ -1367,11 +1367,6 @@ struct MyClass {
 
 impl pyo3::types::DerefToPyAny for MyClass {}
 
-# #[allow(deprecated)]
-# #[cfg(feature = "gil-refs")]
-unsafe impl pyo3::type_object::HasPyGilRef for MyClass {
-    type AsRefTarget = pyo3::PyCell<Self>;
-}
 unsafe impl pyo3::type_object::PyTypeInfo for MyClass {
     const NAME: &'static str = "MyClass";
     const MODULE: ::std::option::Option<&'static str> = ::std::option::Option::None;

guide/src/migration.md

@@ -487,7 +487,7 @@ A key thing to note here is because extracting to these types now ties them to t
 
 Before:
 
-```rust
+```rust,ignore
 # #[cfg(feature = "gil-refs")] {
 # use pyo3::prelude::*;
 # use pyo3::types::{PyList, PyType};