Marc-Andre Lemburg discovered that the switch from .pyc to .pyo files,

done by _PyImport_Init(), comes to late to affect the import of
exceptions.py by _PyBuiltin_Init_2().  Move  _PyImport_Init() up few lines.

diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 0b5d0d17e82e084216eb77ca43c9fb17feb4b06a..4e1632078ef9077531c45969c6bdd20ab3d5af6f 100644 (file)
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -149,12 +149,12 @@ Py_Initialize()
        PyDict_SetItemString(interp->sysdict, "modules",
                             interp->modules);
 
+       _PyImport_Init();
+
        /* phase 2 of builtins */
        _PyBuiltin_Init_2(interp->builtins);
        _PyImport_FixupExtension("__builtin__", "__builtin__");
 
-       _PyImport_Init();
-
        initsigs(); /* Signal handling stuff, including initintr() */
 
        initmain(); /* Module __main__ */