PyArg_Parse*("U"): ensure that the Unicode string is ready

14 years ago · a1b0c9fc4d
1 changed files with 4 additions and 1 deletions
--- a/Python/getargs.c
+++ b/Python/getargs.c
@ -1167,8 +1167,11 @@ convertsimple(PyObject *arg, const char **p_format, va_list *p_va, int flags,

    case 'U': { /* PyUnicode object */
        PyObject **p = va_arg(*p_va, PyObject **);
-        if (PyUnicode_Check(arg))
+        if (PyUnicode_Check(arg)) {
+            if (PyUnicode_READY(arg) == -1)
+                RETURN_ERR_OCCURRED;
            *p = arg;
+        }
        else
            return converterr("str", arg, msgbuf, bufsize);
        break;