Remove various deprecated statics

these have all been deprecated in CPython since 3.12, will be removed in 3.14, and we've deprecaed them for more than 2 years.

also in the latest rust nightly, `#[deprecated]` doesn't work on statics and emits warnings

Author: alex

newsfragments/5333.removed.md

@@ -0,0 +1,3 @@
+removed `Py_DebugFlag`, `Py_VerboseFlag`, `Py_QuietFlag`, `Py_InteractiveFlag`, `Py_InspectFlag`, `Py_OptimizeFlag`, `Py_NoSiteFlag`, `Py_BytesWarningFlag`, `Py_UseClassExceptionsFlag`, `Py_FrozenFlag`, `Py_IgnoreEnvironmentFlag`, `Py_DontWriteBytecodeFlag`, `Py_NoUserSiteDirectory`, `Py_UnbufferedStdioFlag`, `Py_HashRandomizationFlag`, `Py_IsolatedFlag`, `Py_LegacyWindowsFSEncodingFlag`, `Py_LegacyWindowsStdioFlag`, `Py_FileSystemDefaultEncoding`, `Py_FileSystemDefaultEncodeErrors`, `Py_HasFileSystemDefaultEncoding`
+
+these have all been deprecated in CPython since 3.12, will be removed in 3.14, and we've deprecaed them for more than 2 years.

pyo3-ffi/src/cpython/pydebug.rs

@@ -1,59 +1,4 @@
-use std::ffi::{c_char, c_int};
-
-#[cfg(not(Py_LIMITED_API))]
-#[cfg_attr(windows, link(name = "pythonXY"))]
-extern "C" {
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_DebugFlag")]
-    pub static mut Py_DebugFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_VerboseFlag")]
-    pub static mut Py_VerboseFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    pub static mut Py_QuietFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_InteractiveFlag")]
-    pub static mut Py_InteractiveFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_InspectFlag")]
-    pub static mut Py_InspectFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_OptimizeFlag")]
-    pub static mut Py_OptimizeFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_NoSiteFlag")]
-    pub static mut Py_NoSiteFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_BytesWarningFlag")]
-    pub static mut Py_BytesWarningFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_UseClassExceptionsFlag")]
-    pub static mut Py_UseClassExceptionsFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_FrozenFlag")]
-    pub static mut Py_FrozenFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_IgnoreEnvironmentFlag")]
-    pub static mut Py_IgnoreEnvironmentFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_DontWriteBytecodeFlag")]
-    pub static mut Py_DontWriteBytecodeFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    #[cfg_attr(PyPy, link_name = "PyPy_NoUserSiteDirectory")]
-    pub static mut Py_NoUserSiteDirectory: c_int;
-    #[deprecated(note = "Python 3.12")]
-    pub static mut Py_UnbufferedStdioFlag: c_int;
-    #[cfg_attr(PyPy, link_name = "PyPy_HashRandomizationFlag")]
-    pub static mut Py_HashRandomizationFlag: c_int;
-    #[deprecated(note = "Python 3.12")]
-    pub static mut Py_IsolatedFlag: c_int;
-    #[cfg(windows)]
-    #[deprecated(note = "Python 3.12")]
-    pub static mut Py_LegacyWindowsFSEncodingFlag: c_int;
-    #[cfg(windows)]
-    #[deprecated(note = "Python 3.12")]
-    pub static mut Py_LegacyWindowsStdioFlag: c_int;
-}
+use std::ffi::c_char;
 
 extern "C" {
     #[cfg(Py_3_11)]

pyo3-ffi/src/fileobject.rs

@@ -24,15 +24,4 @@ extern "C" {
     pub fn PyObject_AsFileDescriptor(arg1: *mut PyObject) -> c_int;
 }
 
-#[cfg_attr(windows, link(name = "pythonXY"))]
-extern "C" {
-    #[deprecated(note = "Python 3.12")]
-    pub static mut Py_FileSystemDefaultEncoding: *const c_char;
-    #[deprecated(note = "Python 3.12")]
-    pub static mut Py_FileSystemDefaultEncodeErrors: *const c_char;
-    #[deprecated(note = "Python 3.12")]
-    pub static mut Py_HasFileSystemDefaultEncoding: c_int;
-    // skipped 3.12-deprecated Py_UTF8Mode
-}
-
 // skipped _PyIsSelectable_fd