Tipragot
628be439b8
Cela permet de ne pas avoir de problèmes de compatibilité car python est dans le git.
62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
// Tuple primitive operations
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//
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// These are registered in mypyc.primitives.tuple_ops.
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#include <Python.h>
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#include "CPy.h"
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PyObject *CPySequenceTuple_GetItem(PyObject *tuple, CPyTagged index) {
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if (CPyTagged_CheckShort(index)) {
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Py_ssize_t n = CPyTagged_ShortAsSsize_t(index);
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Py_ssize_t size = PyTuple_GET_SIZE(tuple);
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if (n >= 0) {
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if (n >= size) {
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PyErr_SetString(PyExc_IndexError, "tuple index out of range");
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return NULL;
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}
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} else {
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n += size;
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if (n < 0) {
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PyErr_SetString(PyExc_IndexError, "tuple index out of range");
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return NULL;
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}
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}
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PyObject *result = PyTuple_GET_ITEM(tuple, n);
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Py_INCREF(result);
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return result;
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} else {
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PyErr_SetString(PyExc_OverflowError, CPYTHON_LARGE_INT_ERRMSG);
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return NULL;
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}
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}
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PyObject *CPySequenceTuple_GetSlice(PyObject *obj, CPyTagged start, CPyTagged end) {
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if (likely(PyTuple_CheckExact(obj)
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&& CPyTagged_CheckShort(start) && CPyTagged_CheckShort(end))) {
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Py_ssize_t startn = CPyTagged_ShortAsSsize_t(start);
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Py_ssize_t endn = CPyTagged_ShortAsSsize_t(end);
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if (startn < 0) {
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startn += PyTuple_GET_SIZE(obj);
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}
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if (endn < 0) {
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endn += PyTuple_GET_SIZE(obj);
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}
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return PyTuple_GetSlice(obj, startn, endn);
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}
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return CPyObject_GetSlice(obj, start, end);
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}
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// PyTuple_SET_ITEM does no error checking,
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// and should only be used to fill in brand new tuples.
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bool CPySequenceTuple_SetItemUnsafe(PyObject *tuple, CPyTagged index, PyObject *value)
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{
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if (CPyTagged_CheckShort(index)) {
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Py_ssize_t n = CPyTagged_ShortAsSsize_t(index);
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PyTuple_SET_ITEM(tuple, n, value);
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return true;
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} else {
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PyErr_SetString(PyExc_OverflowError, CPYTHON_LARGE_INT_ERRMSG);
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return false;
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}
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}
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