Issue #19512: add some common identifiers to only create common strings once,

instead of creating temporary Unicode string objects

Add also more identifiers in pythonrun.c to avoid temporary Unicode string
objets for the interactive interpreter.

1 files changed, 4 insertions, 4 deletions

diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
index 6069e41b48..6eb0ee7ddf 100644
--- a/Python/bltinmodule.c
+++ b/Python/bltinmodule.c
@@ -1553,7 +1553,7 @@ builtin_print(PyObject *self, PyObject *args, PyObject *kwds)
                                      kwlist, &sep, &end, &file, &flush))
         return NULL;
     if (file == NULL || file == Py_None) {
-        file = PySys_GetObject("stdout");
+        file = _PySys_GetObjectId(&_PyId_stdout);
         if (file == NULL) {
             PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout");
             return NULL;
@@ -1638,9 +1638,9 @@ static PyObject *
 builtin_input(PyObject *self, PyObject *args)
 {
     PyObject *promptarg = NULL;
-    PyObject *fin = PySys_GetObject("stdin");
-    PyObject *fout = PySys_GetObject("stdout");
-    PyObject *ferr = PySys_GetObject("stderr");
+    PyObject *fin = _PySys_GetObjectId(&_PyId_stdin);
+    PyObject *fout = _PySys_GetObjectId(&_PyId_stdout);
+    PyObject *ferr = _PySys_GetObjectId(&_PyId_stderr);
     PyObject *tmp;
     long fd;
     int tty;