Index: Include/pyerrors.h
===================================================================
--- Include/pyerrors.h	(révision 81870)
+++ Include/pyerrors.h	(copie de travail)
@@ -288,6 +290,8 @@
     PyObject *, const char *);
 PyAPI_FUNC(int) PyUnicodeTranslateError_SetReason(
     PyObject *, const char *);
+PyAPI_FUNC(int) PyUnicodeTranslateError_SetReasonObject(
+    PyObject *, PyObject *);


 /* These APIs aren't really part of the error implementation, but
Index: Objects/exceptions.c
===================================================================
--- Objects/exceptions.c	(révision 81870)
+++ Objects/exceptions.c	(copie de travail)
@@ -1368,6 +1368,17 @@
 }
 
 
+int
+PyUnicodeTranslateError_SetReasonObject(PyObject *exc, PyObject *reason)
+{
+    PyUnicodeErrorObject *self = (PyUnicodeErrorObject *)exc;
+    Py_CLEAR(self->reason);
+    Py_INCREF(reason);
+    self->reason = reason;
+    return 0;
+}
+
+
 static int
 UnicodeError_clear(PyUnicodeErrorObject *self)
 {
Index: Objects/unicodeobject.c
===================================================================
--- Objects/unicodeobject.c	(révision 81871)
+++ Objects/unicodeobject.c	(copie de travail)
@@ -5442,10 +5522,11 @@
 }

 /* create or adjust a UnicodeTranslateError */
-static void make_translate_exception(PyObject **exceptionObject,
-                                     const Py_UNICODE *unicode, Py_ssize_t size,
-                                     Py_ssize_t startpos, Py_ssize_t endpos,
-                                     const char *reason)
+static void
+make_translate_exception_object(PyObject **exceptionObject,
+                         const Py_UNICODE *unicode, Py_ssize_t size,
+                         Py_ssize_t startpos, Py_ssize_t endpos,
+                         PyObject *reason)
 {
     if (*exceptionObject == NULL) {
         *exceptionObject = PyUnicodeTranslateError_Create(
@@ -5456,7 +5537,7 @@
             goto onError;
         if (PyUnicodeTranslateError_SetEnd(*exceptionObject, endpos))
             goto onError;
-        if (PyUnicodeTranslateError_SetReason(*exceptionObject, reason))
+        if (PyUnicodeTranslateError_SetReasonObject(*exceptionObject, reason))
             goto onError;
         return;
       onError:
@@ -5465,6 +5546,21 @@
     }
 }

+static void
+make_translate_exception(PyObject **exceptionObject,
+                         const Py_UNICODE *unicode, Py_ssize_t size,
+                         Py_ssize_t startpos, Py_ssize_t endpos,
+                         const char *reason)
+{
+    PyObject *reason_obj = PyUnicode_FromString(reason);
+    if (reason_obj == NULL)
+        return;
+    make_translate_exception_object(
+        exceptionObject, unicode, size, startpos, endpos, reason_obj);
+    Py_DECREF(reason_obj);
+
+}
+
 /* raises a UnicodeTranslateError */
 static void raise_translate_exception(PyObject **exceptionObject,
                                       const Py_UNICODE *unicode, Py_ssize_t size,