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Use Py_Repr{Enter,Leave} to display recursive lists in finite space.

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(Jeremy will hardly recognize his patch :-)
This commit is contained in:
Guido van Rossum 1998-04-10 22:47:27 +00:00
parent 255443b720
commit fb376dee55
1 changed files with 20 additions and 1 deletions
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21
Objects/listobject.c
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@ -231,14 +231,25 @@ list_print(op, fp, flags)
int flags;
{
int i;
i = Py_ReprEnter((PyObject*)op);
if (i != 0) {
if (i < 0)
return i;
fprintf(fp, "[...]");
return 0;
}
fprintf(fp, "[");
for (i = 0; i < op->ob_size; i++) {
if (i > 0)
fprintf(fp, ", ");
if (PyObject_Print(op->ob_item[i], fp, 0) != 0)
if (PyObject_Print(op->ob_item[i], fp, 0) != 0) {
Py_ReprLeave((PyObject *)op);
return -1;
}
}
fprintf(fp, "]");
Py_ReprLeave((PyObject *)op);
return 0;
}
@ -248,6 +259,13 @@ list_repr(v)
{
PyObject *s, *comma;
int i;
i = Py_ReprEnter((PyObject*)v);
if (i != 0) {
if (i > 0)
return PyString_FromString("[...]");
return NULL;
}
s = PyString_FromString("[");
comma = PyString_FromString(", ");
for (i = 0; i < v->ob_size && s != NULL; i++) {
@ -257,6 +275,7 @@ list_repr(v)
}
Py_XDECREF(comma);
PyString_ConcatAndDel(&s, PyString_FromString("]"));
Py_ReprLeave((PyObject *)v);
return s;
}