Fix compilation error in debug mode.

diff --git a/Modules/_io/stringio.c b/Modules/_io/stringio.c
index 0fc8078951c446e9e11a2be7c7b2a4c00fd53242..a5bfd791035ec2a10ccfd12075808eb881e49835 100644 (file)
--- a/Modules/_io/stringio.c
+++ b/Modules/_io/stringio.c
@@ -583,9 +583,6 @@ stringio_init(stringio *self, PyObject *args, PyObject *kwds)
     Py_CLEAR(self->writenl);
     Py_CLEAR(self->decoder);
 
-    assert((newline != NULL && newline_obj != Py_None) ||
-           (newline == NULL && newline_obj == Py_None));
-
     if (newline) {
         self->readnl = PyString_FromString(newline);
         if (self->readnl == NULL)