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gh-76007: Deprecate __version__ attribute in decimal (#140302)

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Co-authored-by: Victor Stinner <vstinner@python.org>
Co-authored-by: Sergey B Kirpichev <skirpichev@gmail.com>
Co-authored-by: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
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Stan Ulbrych 2025-10-26 11:01:04 +00:00 • committed by GitHub
parent 33b2ca80bb
commit 00026d19c2
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8 changed files with 74 additions and 7 deletions
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28
Modules/_decimal/_decimal.c
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@ -58,6 +58,9 @@
#include "clinic/_decimal.c.h"
#define MPD_SPEC_VERSION "1.70" // Highest version of the spec this complies with
// See https://speleotrove.com/decimal/decarith.html
/*[clinic input]
module _decimal
class _decimal.Decimal "PyObject *" "&dec_spec"
@ -7566,12 +7569,35 @@ static PyType_Spec context_spec = {
};
static PyObject *
decimal_getattr(PyObject *self, PyObject *args)
{
PyObject *name;
if (!PyArg_UnpackTuple(args, "__getattr__", 1, 1, &name)) {
return NULL;
}
if (PyUnicode_Check(name) && PyUnicode_EqualToUTF8(name, "__version__")) {
if (PyErr_WarnEx(PyExc_DeprecationWarning,
"'__version__' is deprecated and slated for removal in Python 3.20",
1) < 0) {
return NULL;
}
return PyUnicode_FromString(MPD_SPEC_VERSION);
}
PyErr_Format(PyExc_AttributeError, "module 'decimal' has no attribute %R", name);
return NULL;
}
static PyMethodDef _decimal_methods [] =
{
_DECIMAL_GETCONTEXT_METHODDEF
_DECIMAL_SETCONTEXT_METHODDEF
_DECIMAL_LOCALCONTEXT_METHODDEF
_DECIMAL_IEEECONTEXT_METHODDEF
{"__getattr__", decimal_getattr, METH_VARARGS, "Module __getattr__"},
{ NULL, NULL, 1, NULL }
};
@ -7891,7 +7917,7 @@ _decimal_exec(PyObject *m)
}
/* Add specification version number */
CHECK_INT(PyModule_AddStringConstant(m, "__version__", "1.70"));
CHECK_INT(PyModule_AddStringConstant(m, "SPEC_VERSION", MPD_SPEC_VERSION));
CHECK_INT(PyModule_AddStringConstant(m, "__libmpdec_version__", mpd_version()));
return 0;