add number protocol

pyo3cls/src/py_proto.rs

@@ -42,6 +42,18 @@ static MAPPING_METHODS: Methods = Methods {
     no_adjust: false,
 };
 
+static NUM_METHODS: Methods = Methods {
+    methods: &[
+        "__radd__", "__rsub__", "__rmul__", "__rmatmul__", "__rtruediv__",
+        "__rfloordiv__", "__rmod__", "__rdivmod__", "__rpow__", "__rlshift__",
+        "__rrshift__", "__rand__", "__rxor__", "__ror__", "__complex__",
+        "__round__"
+    ],
+    non_pyobj_result: &[],
+    no_adjust: true,
+};
+
+
 enum ImplType {
     Async,
     Buffer,
@@ -49,6 +61,7 @@ enum ImplType {
     GC,
     Mapping,
     Sequence,
+    Number,
 }
 
 pub fn build_py_proto(ast: &mut syn::Item) -> Tokens {
@@ -79,6 +92,10 @@ pub fn build_py_proto(ast: &mut syn::Item) -> Tokens {
                     ImplType::Sequence => {
                         impl_protocol("pyo3::class::mapping::PySequenceProtocolImpl",
                                       path.clone(), ty, impl_items, &DEFAULT_METHODS)
+                    },
+                    ImplType::Number => {
+                        impl_protocol("pyo3::class::number::PyNumberProtocolImpl",
+                                      path.clone(), ty, impl_items, &NUM_METHODS)
                     }
                 }
             } else {
@@ -98,6 +115,7 @@ fn process_path(path: &syn::Path) -> ImplType {
                 "PyGCProtocol" => ImplType::GC,
                 "PyMappingProtocol" => ImplType::Mapping,
                 "PySequenceProtocol" => ImplType::Sequence,
+                "PyNumberProtocol" => ImplType::Number,
                 _ => panic!("#[py_proto] can not be used with this block"),
             }
     } else {

src/class/context.rs

@@ -52,45 +52,7 @@ impl<T> PyContextProtocolImpl for T {
     default fn methods() -> &'static [&'static str] {
         NO_METHODS
     }
-
     default fn py_methods() -> &'static [::class::PyMethodDef] {
         NO_PY_METHODS
     }
 }
-
-/*
-    /// Construct PyAsyncMethods struct for PyTypeObject.tp_as_async
-    pub fn new<T>() -> Option<ffi::PyAsyncMethods>
-        where T: PyAsyncProtocol + PyAsyncProtocolImpl + PythonObject
-    {
-        let methods = T::methods();
-        if methods.is_empty() {
-            return None
-        }
-
-        let mut meth: ffi::PyAsyncMethods = ffi::PyAsyncMethods_INIT;
-
-        for name in methods {
-            match name {
-                &"am_await" => {
-                    meth.am_await = py_unary_slot!(
-                        PyAsyncProtocol, T::am_await,
-                        *mut ffi::PyObject, PyObjectCallbackConverter);
-                },
-                &"am_aiter" => {
-                    meth.am_aiter = py_unary_slot!(
-                        PyAsyncProtocol, T::am_aiter,
-                        *mut ffi::PyObject, PyObjectCallbackConverter);
-                },
-                &"am_anext" => {
-                    meth.am_anext = py_unary_slot!(
-                        PyAsyncProtocol, T::am_anext,
-                        *mut ffi::PyObject, PyObjectCallbackConverter);
-                },
-                _ => unreachable!(),
-            }
-        }
-
-        Some(meth)
-    }
-*/

src/class/macros.rs

@@ -63,6 +63,32 @@ macro_rules! py_binary_func {
     }}
 }
 
+#[macro_export]
+#[doc(hidden)]
+macro_rules! py_ternary_func {
+    ($trait:ident, $class:ident :: $f:ident, $conv:expr) => {{
+        unsafe extern "C" fn wrap<T>(slf: *mut $crate::ffi::PyObject,
+                                     arg1: *mut $crate::ffi::PyObject,
+                                     arg2: *mut $crate::ffi::PyObject)
+                                     -> *mut $crate::ffi::PyObject
+            where T: $trait + PythonObject
+        {
+            const LOCATION: &'static str = concat!(stringify!($class), ".", stringify!($f), "()");
+            $crate::_detail::handle_callback(LOCATION, $conv, |py| {
+                let slf = $crate::PyObject::from_borrowed_ptr(py, slf).unchecked_cast_into::<T>();
+                let arg1 = $crate::PyObject::from_borrowed_ptr(py, arg1);
+                let arg2 = $crate::PyObject::from_borrowed_ptr(py, arg2);
+                let ret = slf.$f(py, &arg1, &arg2);
+                $crate::PyDrop::release_ref(arg1, py);
+                $crate::PyDrop::release_ref(arg2, py);
+                $crate::PyDrop::release_ref(slf, py);
+                ret
+            })
+        }
+        Some(wrap::<T>)
+    }}
+}
+
 #[macro_export]
 #[doc(hidden)]
 macro_rules! py_ssizearg_func {

src/class/methods.rs

@@ -26,6 +26,28 @@ pub struct PyMethodDef {
 unsafe impl Sync for PyMethodDef {}
 unsafe impl Sync for ffi::PyMethodDef {}
 
+impl PyMethodDef {
+
+    fn as_method_def(&self) -> ffi::PyMethodDef {
+        let meth = match self.ml_meth {
+            PyMethodType::PyCFunction(meth) => meth,
+            PyMethodType::PyCFunctionWithKeywords(meth) =>
+                unsafe {
+                    ::std::mem::transmute::<
+                            ffi::PyCFunctionWithKeywords, ffi::PyCFunction>(meth)
+                }
+        };
+
+        ffi::PyMethodDef {
+            ml_name: CString::new(self.ml_name).expect(
+                "Method name must not contain NULL byte").into_raw(),
+            ml_meth: Some(meth),
+            ml_flags: self.ml_flags,
+            ml_doc: 0 as *const ::c_char,
+        }
+    }
+}
+
 
 pub trait PyClassInit {
 
@@ -72,37 +94,46 @@ impl<T> PyClassInit for T where T: PythonObject + py_class::BaseObject {
         // type size
         type_object.tp_basicsize = <T as py_class::BaseObject>::size() as ffi::Py_ssize_t;
 
+        // number methods
+        if let Some(meth) = ffi::PyNumberMethods::new::<T>() {
+            static mut NB_METHODS: ffi::PyNumberMethods = ffi::PyNumberMethods_INIT;
+            *(unsafe { &mut NB_METHODS }) = meth;
+            type_object.tp_as_number = unsafe { &mut NB_METHODS };
+        } else {
+            type_object.tp_as_number = 0 as *mut ffi::PyNumberMethods;
+        }
+
         // mapping methods
-        if let Some(buf) = ffi::PyMappingMethods::new::<T>() {
+        if let Some(meth) = ffi::PyMappingMethods::new::<T>() {
             static mut MP_METHODS: ffi::PyMappingMethods = ffi::PyMappingMethods_INIT;
-            *(unsafe { &mut MP_METHODS }) = buf;
+            *(unsafe { &mut MP_METHODS }) = meth;
             type_object.tp_as_mapping = unsafe { &mut MP_METHODS };
         } else {
             type_object.tp_as_mapping = 0 as *mut ffi::PyMappingMethods;
         }
 
         // sequence methods
-        if let Some(buf) = ffi::PySequenceMethods::new::<T>() {
+        if let Some(meth) = ffi::PySequenceMethods::new::<T>() {
             static mut SQ_METHODS: ffi::PySequenceMethods = ffi::PySequenceMethods_INIT;
-            *(unsafe { &mut SQ_METHODS }) = buf;
+            *(unsafe { &mut SQ_METHODS }) = meth;
             type_object.tp_as_sequence = unsafe { &mut SQ_METHODS };
         } else {
             type_object.tp_as_sequence = 0 as *mut ffi::PySequenceMethods;
         }
 
         // async methods
-        if let Some(buf) = ffi::PyAsyncMethods::new::<T>() {
+        if let Some(meth) = ffi::PyAsyncMethods::new::<T>() {
             static mut ASYNC_METHODS: ffi::PyAsyncMethods = ffi::PyAsyncMethods_INIT;
-            *(unsafe { &mut ASYNC_METHODS }) = buf;
+            *(unsafe { &mut ASYNC_METHODS }) = meth;
             type_object.tp_as_async = unsafe { &mut ASYNC_METHODS };
         } else {
             type_object.tp_as_async = 0 as *mut ffi::PyAsyncMethods;
         }
 
         // buffer protocol
-        if let Some(buf) = ffi::PyBufferProcs::new::<T>() {
+        if let Some(meth) = ffi::PyBufferProcs::new::<T>() {
             static mut BUFFER_PROCS: ffi::PyBufferProcs = ffi::PyBufferProcs_INIT;
-            *(unsafe { &mut BUFFER_PROCS }) = buf;
+            *(unsafe { &mut BUFFER_PROCS }) = meth;
             type_object.tp_as_buffer = unsafe { &mut BUFFER_PROCS };
         } else {
             type_object.tp_as_buffer = 0 as *mut ffi::PyBufferProcs;
@@ -143,23 +174,11 @@ pub fn py_class_method_defs<T>() -> Vec<ffi::PyMethodDef> {
     let mut defs = Vec::new();
 
     for def in <T as class::context::PyContextProtocolImpl>::py_methods() {
-        let meth = match def.ml_meth {
-            PyMethodType::PyCFunction(meth) => meth,
-            PyMethodType::PyCFunctionWithKeywords(meth) =>
-                unsafe {
-                    ::std::mem::transmute::<
-                            ffi::PyCFunctionWithKeywords, ffi::PyCFunction>(meth)
-                }
-        };
+        defs.push(def.as_method_def())
+    }
 
-        let fdef = ffi::PyMethodDef {
-            ml_name: CString::new(def.ml_name).expect(
-                "Method name must not contain NULL byte").into_raw(),
-            ml_meth: Some(meth),
-            ml_flags: def.ml_flags,
-            ml_doc: 0 as *const ::c_char,
-        };
-        defs.push(fdef)
+    for def in <T as class::number::PyNumberProtocolImpl>::py_methods() {
+        defs.push(def.as_method_def())
     }
 
     defs

src/class/mod.rs

@@ -7,6 +7,7 @@ pub mod buffer;
 pub mod context;
 pub mod mapping;
 pub mod methods;
+pub mod number;
 pub mod gc;
 pub mod sequence;
 
@@ -14,6 +15,7 @@ pub use self::async::*;
 pub use self::buffer::*;
 pub use self::context::*;
 pub use self::gc::{PyVisit, PyGCProtocol, PyTraverseError};
+pub use self::number::PyNumberProtocol;
 pub use self::mapping::PyMappingProtocol;
 pub use self::sequence::PySequenceProtocol;
 

src/class/number.rs

@@ -0,0 +1,410 @@
+// Copyright (c) 2017-present PyO3 Project and Contributors
+
+//! Python Number Interface
+//! Trait and support implementation for implementing number protocol
+
+use std::os::raw::c_int;
+
+use ffi;
+use err::{PyErr, PyResult};
+use python::{self, Python, PythonObject, PyDrop};
+use conversion::ToPyObject;
+use objects::{exc, PyObject, PyType, PyModule};
+use py_class::slots::{LenResultConverter, UnitCallbackConverter, BoolConverter};
+use function::{handle_callback, PyObjectCallbackConverter};
+use class::{NO_METHODS, NO_PY_METHODS};
+
+
+/// Number interface
+pub trait PyNumberProtocol {
+
+    fn __add__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __sub__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __mul__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __matmul__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __truediv__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __floordiv__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __mod__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __divmod__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __pow__(&self, py: Python, other: &PyObject, modulo: &PyObject) -> PyResult<PyObject>;
+    fn __lshift__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rshift__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __and__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __xor__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __or__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+
+    fn __radd__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rsub__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rmul__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rmatmul__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rtruediv__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rfloordiv__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rmod__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rdivmod__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rpow__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rlshift__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rrshift__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rand__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __rxor__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __ror__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+
+    fn __iadd__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __isub__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __imul__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __imatmul__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __itruediv__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __ifloordiv__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __imod__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __ipow__(&self, py: Python, other: &PyObject, modulo: &PyObject) -> PyResult<PyObject>;
+    fn __ilshift__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __irshift__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __iand__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __ixor__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+    fn __ior__(&self, py: Python, other: &PyObject) -> PyResult<PyObject>;
+
+    // Unary arithmetic
+    fn __neg__(&self, py: Python) -> PyResult<PyObject>;
+    fn __pos__(&self, py: Python) -> PyResult<PyObject>;
+    fn __abs__(&self, py: Python) -> PyResult<PyObject>;
+    fn __invert__(&self, py: Python) -> PyResult<PyObject>;
+    fn __complex__(&self, py: Python) -> PyResult<PyObject>;
+    fn __int__(&self, py: Python) -> PyResult<PyObject>;
+    fn __float__(&self, py: Python) -> PyResult<PyObject>;
+    fn __round__(&self, py: Python) -> PyResult<PyObject>;
+    fn __index__(&self, py: Python) -> PyResult<PyObject>;
+}
+
+impl<T> PyNumberProtocol for T where T: PythonObject {
+    default fn __add__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __sub__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __mul__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __matmul__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __truediv__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __floordiv__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __mod__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __divmod__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __pow__(&self, py: Python, _: &PyObject, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __lshift__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rshift__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __and__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __xor__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __or__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+
+    default fn __radd__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rsub__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rmul__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rmatmul__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rtruediv__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rfloordiv__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rmod__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rdivmod__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rpow__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rlshift__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rrshift__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rand__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __rxor__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __ror__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+
+    default fn __iadd__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __isub__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __imul__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __imatmul__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __itruediv__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __ifloordiv__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __imod__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __ipow__(&self, py: Python, _: &PyObject, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __ilshift__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __irshift__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __iand__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __ixor__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __ior__(&self, py: Python, _: &PyObject) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __neg__(&self, py: Python) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __pos__(&self, py: Python) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __abs__(&self, py: Python) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __invert__(&self, py: Python) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __complex__(&self, py: Python) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __int__(&self, py: Python) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __float__(&self, py: Python) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __round__(&self, py: Python) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+    default fn __index__(&self, py: Python) -> PyResult<PyObject> {
+        Ok(py.NotImplemented())
+    }
+}
+
+#[doc(hidden)]
+pub trait PyNumberProtocolImpl {
+    fn methods() -> &'static [&'static str];
+    fn py_methods() -> &'static [::class::PyMethodDef];
+}
+
+impl<T> PyNumberProtocolImpl for T {
+    default fn methods() -> &'static [&'static str] {
+        NO_METHODS
+    }
+    default fn py_methods() -> &'static [::class::PyMethodDef] {
+        NO_PY_METHODS
+    }
+}
+
+impl ffi::PyNumberMethods {
+
+    /// Construct PyNumberMethods struct for PyTypeObject.tp_as_number
+    pub fn new<T>() -> Option<ffi::PyNumberMethods>
+        where T: PyNumberProtocol + PyNumberProtocolImpl + PythonObject
+    {
+        let methods = T::methods();
+        if methods.is_empty() {
+            return None
+        }
+
+        let mut meth: ffi::PyNumberMethods = ffi::PyNumberMethods_INIT;
+
+        for name in methods {
+            match name {
+                &"__add__" => {
+                    meth.nb_add = py_binary_func!(
+                        PyNumberProtocol, T::__add__, PyObjectCallbackConverter);
+                },
+                &"__sub__" => {
+                    meth.nb_subtract = py_binary_func!(
+                        PyNumberProtocol, T::__sub__, PyObjectCallbackConverter);
+                },
+                &"__mul__" => {
+                    meth.nb_multiply = py_binary_func!(
+                        PyNumberProtocol, T::__mul__, PyObjectCallbackConverter);
+                },
+                &"__matmul__" => {
+                    meth.nb_matrix_multiply = py_binary_func!(
+                        PyNumberProtocol, T::__matmul__, PyObjectCallbackConverter);
+                },
+                &"__truediv__" => {
+                    meth.nb_true_divide = py_binary_func!(
+                        PyNumberProtocol, T::__truediv__, PyObjectCallbackConverter);
+                },
+                &"__floordiv__" => {
+                    meth.nb_floor_divide = py_binary_func!(
+                        PyNumberProtocol, T::__floordiv__, PyObjectCallbackConverter);
+                },
+                &"__mod__" => {
+                    meth.nb_remainder = py_binary_func!(
+                        PyNumberProtocol, T::__mod__, PyObjectCallbackConverter);
+                },
+                &"__divmod__" => {
+                    meth.nb_divmod = py_binary_func!(
+                        PyNumberProtocol, T::__divmod__, PyObjectCallbackConverter);
+                },
+                &"__pow__" => {
+                    meth.nb_power = py_ternary_func!(
+                        PyNumberProtocol, T::__pow__, PyObjectCallbackConverter);
+                },
+                &"__lshift__" => {
+                    meth.nb_lshift = py_binary_func!(
+                        PyNumberProtocol, T::__lshift__, PyObjectCallbackConverter);
+                },
+                &"__rshift__" => {
+                    meth.nb_rshift = py_binary_func!(
+                        PyNumberProtocol, T::__rshift__, PyObjectCallbackConverter);
+                },
+                &"__and__" => {
+                    meth.nb_and = py_binary_func!(
+                        PyNumberProtocol, T::__and__, PyObjectCallbackConverter);
+                },
+                &"__xor__" => {
+                    meth.nb_xor = py_binary_func!(
+                        PyNumberProtocol, T::__xor__, PyObjectCallbackConverter);
+                },
+                &"__or__" => {
+                    meth.nb_or = py_binary_func!(
+                        PyNumberProtocol, T::__or__, PyObjectCallbackConverter);
+                },
+                &"__iadd__" => {
+                    meth.nb_inplace_add = py_binary_func!(
+                        PyNumberProtocol, T::__iadd__, PyObjectCallbackConverter);
+                },
+                &"__isub__" => {
+                    meth.nb_inplace_subtract = py_binary_func!(
+                        PyNumberProtocol, T::__isub__, PyObjectCallbackConverter);
+                },
+                &"__imul__" => {
+                    meth.nb_inplace_multiply = py_binary_func!(
+                        PyNumberProtocol, T::__imul__, PyObjectCallbackConverter);
+                },
+                &"__imatmul__" => {
+                    meth.nb_inplace_matrix_multiply = py_binary_func!(
+                        PyNumberProtocol, T::__imatmul__, PyObjectCallbackConverter);
+                },
+                &"__itruediv__" => {
+                    meth.nb_inplace_true_divide = py_binary_func!(
+                        PyNumberProtocol, T::__itruediv__, PyObjectCallbackConverter);
+                },
+                &"__ifloordiv__" => {
+                    meth.nb_inplace_floor_divide = py_binary_func!(
+                        PyNumberProtocol, T::__ifloordiv__, PyObjectCallbackConverter);
+                },
+                &"__imod__" => {
+                    meth.nb_inplace_remainder = py_binary_func!(
+                        PyNumberProtocol, T::__imod__, PyObjectCallbackConverter);
+                },
+                &"__ipow__" => {
+                    meth.nb_inplace_power = py_ternary_func!(
+                        PyNumberProtocol, T::__ipow__, PyObjectCallbackConverter);
+                },
+                &"__ilshift__" => {
+                    meth.nb_inplace_lshift = py_binary_func!(
+                        PyNumberProtocol, T::__ilshift__, PyObjectCallbackConverter);
+                },
+                &"__irshift__" => {
+                    meth.nb_inplace_rshift = py_binary_func!(
+                        PyNumberProtocol, T::__irshift__, PyObjectCallbackConverter);
+                },
+                &"__iand__" => {
+                    meth.nb_inplace_and = py_binary_func!(
+                        PyNumberProtocol, T::__iand__, PyObjectCallbackConverter);
+                },
+                &"__ixor__" => {
+                    meth.nb_inplace_xor = py_binary_func!(
+                        PyNumberProtocol, T::__ixor__, PyObjectCallbackConverter);
+                },
+                &"__ior__" => {
+                    meth.nb_inplace_or = py_binary_func!(
+                        PyNumberProtocol, T::__ior__, PyObjectCallbackConverter);
+                },
+                &"__neg__" => {
+                    meth.nb_negative = py_unary_func!(
+                        PyNumberProtocol, T::__neg__, PyObjectCallbackConverter);
+
+                },
+                &"__pos__" => {
+                    meth.nb_positive = py_unary_func!(
+                        PyNumberProtocol, T::__pos__, PyObjectCallbackConverter);
+
+                },
+                &"__abs__" => {
+                    meth.nb_absolute = py_unary_func!(
+                        PyNumberProtocol, T::__abs__, PyObjectCallbackConverter);
+
+                },
+                &"__invert__" => {
+                    meth.nb_invert = py_unary_func!(
+                        PyNumberProtocol, T::__invert__, PyObjectCallbackConverter);
+
+                },
+                &"__int__" => {
+                    meth.nb_int = py_unary_func!(
+                        PyNumberProtocol, T::__int__, PyObjectCallbackConverter);
+
+                },
+                &"__float__" => {
+                    meth.nb_float = py_unary_func!(
+                        PyNumberProtocol, T::__float__, PyObjectCallbackConverter);
+
+                },
+                &"__index__" => {
+                    meth.nb_index = py_unary_func!(
+                        PyNumberProtocol, T::__index__, PyObjectCallbackConverter);
+                },
+                _ => (),
+            }
+        }
+
+        Some(meth)
+    }
+}

src/py_class/py_class_impl.rs

@@ -125,7 +125,6 @@ macro_rules! py_class_impl {
                     }
 
                     fn init($py: $crate::Python, module_name: Option<&str>) -> $crate::PyResult<$crate::PyType> {
-                        py_class_type_object_dynamic_init!($class, $py, TYPE_OBJECT, module_name, $slots);
                         py_class_init_members!($class, $py, TYPE_OBJECT, $members);
                         py_class_init_properties!($class, $py, TYPE_OBJECT, $properties);
                         unsafe { <$class as $crate::class::methods::PyClassInit>
@@ -1718,7 +1717,7 @@ macro_rules! py_class_impl {
     { { @staticmethod def $name:ident ($($p:tt)*) -> $res_type:ty { $( $body:tt )* } $($tail:tt)* }
         $class:ident $py:ident $info:tt $slots:tt
         { $( $imp:item )* }
-        { $( $member_name:ident = $member_expr:expr; )* } $properties:tt
+         { $( $member_name:ident = $member_expr:expr; )* } $properties:tt
     } => { py_class_impl! {
         { $($tail)* }
         $class $py $info $slots

src/py_class/slots.rs

@@ -53,26 +53,6 @@ macro_rules! py_class_type_object_static_init {
     );
 }
 
-#[macro_export]
-#[doc(hidden)]
-macro_rules! py_class_type_object_dynamic_init {
-    // initialize those fields of PyTypeObject that we couldn't initialize statically
-    ($class: ident, $py:ident, $type_object:ident, $module_name: ident,
-        /* slots: */ {
-            $type_slots:tt
-            $as_async:tt
-            $as_number:tt
-            $as_sequence:tt
-            $as_mapping:tt
-            $as_buffer:tt
-            $setdelitem:tt
-        }
-    ) => {
-        // call slot macros outside of unsafe block
-        *(unsafe { &mut $type_object.tp_as_number }) = py_class_as_number!($as_number);
-    }
-}
-
 #[macro_export]
 #[doc(hidden)]
 macro_rules! py_class_wrap_newfunc {