# objectabstract.rs - source
Source of the Rust file `/home/runner/.cargo/registry/src/github.com-1ecc6299db9ec823/pyo3-0.13.2/src/ffi/objectabstract.rs`.
Keywords: rust, rustlang, rust-lang

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    use crate::ffi::object::*;
    use crate::ffi::pyport::Py_ssize_t;
    use std::os::raw::{c_char, c_int};
    use std::ptr;

    extern "C" {
        #[cfg(PyPy)]
        #[link_name = "PyPyObject_DelAttrString"]
        pub fn PyObject_DelAttrString(o: *mut PyObject, attr_name: *const c_char) -> c_int;
    }

    #[inline]
    #[cfg(not(PyPy))]
    pub unsafe fn PyObject_DelAttrString(o: *mut PyObject, attr_name: *const c_char) -> c_int {
        PyObject_SetAttrString(o, attr_name, ptr::null_mut())
    }

    #[inline]
    pub unsafe fn PyObject_DelAttr(o: *mut PyObject, attr_name: *mut PyObject) -> c_int {
        PyObject_SetAttr(o, attr_name, ptr::null_mut())
    }

    extern "C" {
        #[cfg(all(
            not(PyPy),
            any(not(Py_LIMITED_API), Py_3_9) // Added to limited API in 3.9
        ))]
        pub fn PyObject_CallNoArgs(func: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyObject_Call")]
        pub fn PyObject_Call(
            callable_object: *mut PyObject,
            args: *mut PyObject,
            kw: *mut PyObject,
        ) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyObject_CallObject")]
        pub fn PyObject_CallObject(
            callable_object: *mut PyObject,
            args: *mut PyObject,
        ) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyObject_CallFunction")]
        pub fn PyObject_CallFunction(
            callable_object: *mut PyObject,
            format: *const c_char,
            ...
        ) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyObject_CallMethod")]
        pub fn PyObject_CallMethod(
            o: *mut PyObject,
            method: *const c_char,
            format: *const c_char,
            ...
        ) -> *mut PyObject;

        #[cfg_attr(PyPy, link_name = "PyPyObject_CallFunctionObjArgs")]
        pub fn PyObject_CallFunctionObjArgs(callable: *mut PyObject, ...) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyObject_CallMethodObjArgs")]
        pub fn PyObject_CallMethodObjArgs(
            o: *mut PyObject,
            method: *mut PyObject,
            ...
        ) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyObject_Type")]
        pub fn PyObject_Type(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyObject_Size")]
        pub fn PyObject_Size(o: *mut PyObject) -> Py_ssize_t;
    }

    #[inline]
    pub unsafe fn PyObject_Length(o: *mut PyObject) -> Py_ssize_t {
        PyObject_Size(o)
    }

    extern "C" {
        #[cfg_attr(PyPy, link_name = "PyPyObject_GetItem")]
        pub fn PyObject_GetItem(o: *mut PyObject, key: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyObject_SetItem")]
        pub fn PyObject_SetItem(o: *mut PyObject, key: *mut PyObject, v: *mut PyObject) -> c_int;
        pub fn PyObject_DelItemString(o: *mut PyObject, key: *const c_char) -> c_int;
        pub fn PyObject_DelItem(o: *mut PyObject, key: *mut PyObject) -> c_int;
    }

    extern "C" {
        #[cfg_attr(PyPy, link_name = "PyPyObject_Format")]
        pub fn PyObject_Format(obj: *mut PyObject, format_spec: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyObject_GetIter")]
        pub fn PyObject_GetIter(arg1: *mut PyObject) -> *mut PyObject;

        // PyIter_Check for unlimited API is in cpython/abstract_.rs
        #[cfg(any(all(Py_LIMITED_API, Py_3_8), PyPy))]
        #[cfg_attr(PyPy, link_name = "PyPyIter_Check")]
        pub fn PyIter_Check(obj: *mut PyObject) -> c_int;
    }

    extern "C" {
        #[cfg_attr(PyPy, link_name = "PyPyIter_Next")]
        pub fn PyIter_Next(arg1: *mut PyObject) -> *mut PyObject;

        #[cfg_attr(PyPy, link_name = "PyPyNumber_Check")]
        pub fn PyNumber_Check(o: *mut PyObject) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Add")]
        pub fn PyNumber_Add(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Subtract")]
        pub fn PyNumber_Subtract(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Multiply")]
        pub fn PyNumber_Multiply(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_MatrixMultiply")]
        pub fn PyNumber_MatrixMultiply(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_FloorDivide")]
        pub fn PyNumber_FloorDivide(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_TrueDivide")]
        pub fn PyNumber_TrueDivide(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Remainder")]
        pub fn PyNumber_Remainder(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Divmod")]
        pub fn PyNumber_Divmod(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Power")]
        pub fn PyNumber_Power(o1: *mut PyObject, o2: *mut PyObject, o3: *mut PyObject)
            -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Negative")]
        pub fn PyNumber_Negative(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Positive")]
        pub fn PyNumber_Positive(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Absolute")]
        pub fn PyNumber_Absolute(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Invert")]
        pub fn PyNumber_Invert(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Lshift")]
        pub fn PyNumber_Lshift(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Rshift")]
        pub fn PyNumber_Rshift(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_And")]
        pub fn PyNumber_And(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Xor")]
        pub fn PyNumber_Xor(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Or")]
        pub fn PyNumber_Or(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;

        #[cfg(PyPy)]
        #[link_name = "PyPyIndex_Check"]
        pub fn PyIndex_Check(o: *mut PyObject) -> c_int;
    }

    #[cfg(not(any(Py_LIMITED_API, PyPy)))]
    #[inline]
    pub unsafe fn PyIndex_Check(o: *mut PyObject) -> c_int {
        let tp_as_number = (*Py_TYPE(o)).tp_as_number;
        (!tp_as_number.is_null() && (*tp_as_number).nb_index.is_some()) as c_int
    }

    extern "C" {
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Index")]
        pub fn PyNumber_Index(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_AsSsize_t")]
        pub fn PyNumber_AsSsize_t(o: *mut PyObject, exc: *mut PyObject) -> Py_ssize_t;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Long")]
        pub fn PyNumber_Long(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_Float")]
        pub fn PyNumber_Float(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceAdd")]
        pub fn PyNumber_InPlaceAdd(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceSubtract")]
        pub fn PyNumber_InPlaceSubtract(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceMultiply")]
        pub fn PyNumber_InPlaceMultiply(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceMatrixMultiply")]
        pub fn PyNumber_InPlaceMatrixMultiply(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceFloorDivide")]
        pub fn PyNumber_InPlaceFloorDivide(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceTrueDivide")]
        pub fn PyNumber_InPlaceTrueDivide(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceRemainder")]
        pub fn PyNumber_InPlaceRemainder(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlacePower")]
        pub fn PyNumber_InPlacePower(
            o1: *mut PyObject,
            o2: *mut PyObject,
            o3: *mut PyObject,
        ) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceLshift")]
        pub fn PyNumber_InPlaceLshift(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceRshift")]
        pub fn PyNumber_InPlaceRshift(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceAnd")]
        pub fn PyNumber_InPlaceAnd(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceXor")]
        pub fn PyNumber_InPlaceXor(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyNumber_InPlaceOr")]
        pub fn PyNumber_InPlaceOr(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        pub fn PyNumber_ToBase(n: *mut PyObject, base: c_int) -> *mut PyObject;

        #[cfg_attr(PyPy, link_name = "PyPySequence_Check")]
        pub fn PySequence_Check(o: *mut PyObject) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPySequence_Size")]
        pub fn PySequence_Size(o: *mut PyObject) -> Py_ssize_t;

        #[cfg(PyPy)]
        #[link_name = "PyPySequence_Length"]
        pub fn PySequence_Length(o: *mut PyObject) -> Py_ssize_t;
    }

    #[inline]
    #[cfg(not(PyPy))]
    pub unsafe fn PySequence_Length(o: *mut PyObject) -> Py_ssize_t {
        PySequence_Size(o)
    }

    extern "C" {
        #[cfg_attr(PyPy, link_name = "PyPySequence_Concat")]
        pub fn PySequence_Concat(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPySequence_Repeat")]
        pub fn PySequence_Repeat(o: *mut PyObject, count: Py_ssize_t) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPySequence_GetItem")]
        pub fn PySequence_GetItem(o: *mut PyObject, i: Py_ssize_t) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPySequence_GetSlice")]
        pub fn PySequence_GetSlice(o: *mut PyObject, i1: Py_ssize_t, i2: Py_ssize_t) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPySequence_SetItem")]
        pub fn PySequence_SetItem(o: *mut PyObject, i: Py_ssize_t, v: *mut PyObject) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPySequence_DelItem")]
        pub fn PySequence_DelItem(o: *mut PyObject, i: Py_ssize_t) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPySequence_SetSlice")]
        pub fn PySequence_SetSlice(
            o: *mut PyObject,
            i1: Py_ssize_t,
            i2: Py_ssize_t,
            v: *mut PyObject,
        ) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPySequence_DelSlice")]
        pub fn PySequence_DelSlice(o: *mut PyObject, i1: Py_ssize_t, i2: Py_ssize_t) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPySequence_Tuple")]
        pub fn PySequence_Tuple(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPySequence_List")]
        pub fn PySequence_List(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPySequence_Fast")]
        pub fn PySequence_Fast(o: *mut PyObject, m: *const c_char) -> *mut PyObject;
        // TODO: PySequence_Fast macros
        pub fn PySequence_Count(o: *mut PyObject, value: *mut PyObject) -> Py_ssize_t;
        #[cfg_attr(PyPy, link_name = "PyPySequence_Contains")]
        pub fn PySequence_Contains(seq: *mut PyObject, ob: *mut PyObject) -> c_int;
    }

    #[inline]
    pub unsafe fn PySequence_In(o: *mut PyObject, value: *mut PyObject) -> c_int {
        PySequence_Contains(o, value)
    }

    extern "C" {
        #[cfg_attr(PyPy, link_name = "PyPySequence_Index")]
        pub fn PySequence_Index(o: *mut PyObject, value: *mut PyObject) -> Py_ssize_t;
        #[cfg_attr(PyPy, link_name = "PyPySequence_InPlaceConcat")]
        pub fn PySequence_InPlaceConcat(o1: *mut PyObject, o2: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPySequence_InPlaceRepeat")]
        pub fn PySequence_InPlaceRepeat(o: *mut PyObject, count: Py_ssize_t) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyMapping_Check")]
        pub fn PyMapping_Check(o: *mut PyObject) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPyMapping_Size")]
        pub fn PyMapping_Size(o: *mut PyObject) -> Py_ssize_t;

        #[cfg(PyPy)]
        #[link_name = "PyPyMapping_Length"]
        pub fn PyMapping_Length(o: *mut PyObject) -> Py_ssize_t;
    }

    #[inline]
    #[cfg(not(PyPy))]
    pub unsafe fn PyMapping_Length(o: *mut PyObject) -> Py_ssize_t {
        PyMapping_Size(o)
    }

    #[inline]
    pub unsafe fn PyMapping_DelItemString(o: *mut PyObject, key: *mut c_char) -> c_int {
        PyObject_DelItemString(o, key)
    }

    #[inline]
    pub unsafe fn PyMapping_DelItem(o: *mut PyObject, key: *mut PyObject) -> c_int {
        PyObject_DelItem(o, key)
    }

    extern "C" {
        #[cfg_attr(PyPy, link_name = "PyPyMapping_HasKeyString")]
        pub fn PyMapping_HasKeyString(o: *mut PyObject, key: *const c_char) -> c_int;
        pub fn PyMapping_HasKey(o: *mut PyObject, key: *mut PyObject) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPyMapping_Keys")]
        pub fn PyMapping_Keys(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyMapping_Values")]
        pub fn PyMapping_Values(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyMapping_Items")]
        pub fn PyMapping_Items(o: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyMapping_GetItemString")]
        pub fn PyMapping_GetItemString(o: *mut PyObject, key: *const c_char) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyMapping_SetItemString")]
        pub fn PyMapping_SetItemString(
            o: *mut PyObject,
            key: *const c_char,
            value: *mut PyObject,
        ) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPyObject_IsInstance")]
        pub fn PyObject_IsInstance(object: *mut PyObject, typeorclass: *mut PyObject) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPyObject_IsSubclass")]
        pub fn PyObject_IsSubclass(object: *mut PyObject, typeorclass: *mut PyObject) -> c_int;
    }