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bpo-30950: Convert round() to Argument Clinic. (#2740)

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Serhiy Storchaka 2017-11-15 17:51:14 +02:00 • committed by GitHub
parent 00987f6230
commit aca7f574b0
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2 changed files with 52 additions and 21 deletions
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37
Python/bltinmodule.c
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@ -2079,19 +2079,23 @@ builtin_repr(PyObject *module, PyObject *obj)
}
/* AC: cannot convert yet, as needs PEP 457 group support in inspect
* or a semantic change to accept None for "ndigits"
*/
static PyObject *
builtin_round(PyObject *self, PyObject *args, PyObject *kwds)
{
PyObject *ndigits = NULL;
static char *kwlist[] = {"number", "ndigits", 0};
PyObject *number, *round, *result;
/*[clinic input]
round as builtin_round
if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:round",
kwlist, &number, &ndigits))
return NULL;
number: object
ndigits: object = NULL
Round a number to a given precision in decimal digits.
The return value is an integer if ndigits is omitted or None. Otherwise
the return value has the same type as the number. ndigits may be negative.
[clinic start generated code]*/
static PyObject *
builtin_round_impl(PyObject *module, PyObject *number, PyObject *ndigits)
/*[clinic end generated code: output=ff0d9dd176c02ede input=854bc3a217530c3d]*/
{
PyObject *round, *result;
if (Py_TYPE(number)->tp_dict == NULL) {
if (PyType_Ready(Py_TYPE(number)) < 0)
@ -2115,13 +2119,6 @@ builtin_round(PyObject *self, PyObject *args, PyObject *kwds)
return result;
}
PyDoc_STRVAR(round_doc,
"round(number[, ndigits]) -> number\n\
\n\
Round a number to a given precision in decimal digits (default 0 digits).\n\
This returns an int when called with one argument, otherwise the\n\
same type as the number. ndigits may be negative.");
/*AC: we need to keep the kwds dict intact to easily call into the
* list.sort method, which isn't currently supported in AC. So we just use
@ -2679,7 +2676,7 @@ static PyMethodDef builtin_methods[] = {
BUILTIN_POW_METHODDEF
{"print", (PyCFunction)builtin_print, METH_FASTCALL | METH_KEYWORDS, print_doc},
BUILTIN_REPR_METHODDEF
{"round", (PyCFunction)builtin_round, METH_VARARGS | METH_KEYWORDS, round_doc},
BUILTIN_ROUND_METHODDEF
BUILTIN_SETATTR_METHODDEF
BUILTIN_SORTED_METHODDEF
BUILTIN_SUM_METHODDEF