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authorSerhiy Storchaka <storchaka@gmail.com>2019-06-02 00:05:48 +0300
committerGitHub <noreply@github.com>2019-06-02 00:05:48 +0300
commitbdbad71b9def0b86433de12cecca022eee91bd9f (patch)
tree147c8a3e08454a95e0e4900388d88f7b65430f63 /Objects/floatobject.c
parentbpo-32411: IDLE: Remove line number sort in browser.py (#5011) (diff)
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bpo-20092. Use __index__ in constructors of int, float and complex. (GH-13108)
Diffstat (limited to 'Objects/floatobject.c')
-rw-r--r--Objects/floatobject.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/Objects/floatobject.c b/Objects/floatobject.c
index 2bf7061d4f6..15cbe5c9d8b 100644
--- a/Objects/floatobject.c
+++ b/Objects/floatobject.c
@@ -246,6 +246,15 @@ PyFloat_AsDouble(PyObject *op)
nb = Py_TYPE(op)->tp_as_number;
if (nb == NULL || nb->nb_float == NULL) {
+ if (nb && nb->nb_index) {
+ PyObject *res = PyNumber_Index(op);
+ if (!res) {
+ return -1;
+ }
+ double val = PyLong_AsDouble(res);
+ Py_DECREF(res);
+ return val;
+ }
PyErr_Format(PyExc_TypeError, "must be real number, not %.50s",
op->ob_type->tp_name);
return -1;