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Implementation of PEP-0217.

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This closes the PEP, and patch 103170
This commit is contained in:
Moshe Zadka 2001-01-11 05:41:27 +00:00
parent 5ac97957f7
commit f68f2fec7d
3 changed files with 72 additions and 27 deletions
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44
Python/ceval.c
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@ -1245,36 +1245,26 @@ eval_code2(PyCodeObject *co, PyObject *globals, PyObject *locals,
case PRINT_EXPR:
v = POP();
/* Print value except if None */
/* After printing, also assign to '_' */
/* Before, set '_' to None to avoid recursion */
if (v != Py_None &&
(err = PyDict_SetItemString(
f->f_builtins, "_", Py_None)) == 0) {
err = Py_FlushLine();
if (err == 0) {
x = PySys_GetObject("stdout");
if (x == NULL) {
PyErr_SetString(
PyExc_RuntimeError,
"lost sys.stdout");
err = -1;
}
}
if (err == 0)
err = PyFile_WriteObject(v, x, 0);
if (err == 0) {
PyFile_SoftSpace(x, 1);
err = Py_FlushLine();
}
if (err == 0) {
err = PyDict_SetItemString(
f->f_builtins, "_", v);
}
w = PySys_GetObject("displayhook");
if (w == NULL) {
PyErr_SetString(PyExc_RuntimeError,
"lost sys.displayhook");
err = -1;
}
if (err == 0) {
x = Py_BuildValue("(O)", v);
if (x == NULL)
err = -1;
}
if (err == 0) {
w = PyEval_CallObject(w, x);
if (w == NULL)
err = -1;
}
Py_DECREF(v);
Py_XDECREF(x);
break;
case PRINT_ITEM_TO:
w = stream = POP();
/* fall through to PRINT_ITEM */