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SF patch 1547796 by Georg Brandl -- set literals.

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This commit is contained in:
Guido van Rossum 2006-08-28 15:27:34 +00:00
parent ecfd0b2f3b
commit 86e58e239e
22 changed files with 229 additions and 72 deletions
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32
Python/Python-ast.c
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@ -178,6 +178,10 @@ static char *Dict_fields[]={
"keys",
"values",
};
static PyTypeObject *Set_type;
static char *Set_fields[]={
"elts",
};
static PyTypeObject *ListComp_type;
static char *ListComp_fields[]={
"elt",
@ -517,6 +521,8 @@ static int init_types(void)
if (!IfExp_type) return 0;
Dict_type = make_type("Dict", expr_type, Dict_fields, 2);
if (!Dict_type) return 0;
Set_type = make_type("Set", expr_type, Set_fields, 1);
if (!Set_type) return 0;
ListComp_type = make_type("ListComp", expr_type, ListComp_fields, 2);
if (!ListComp_type) return 0;
GeneratorExp_type = make_type("GeneratorExp", expr_type,
@ -1434,6 +1440,22 @@ Dict(asdl_seq * keys, asdl_seq * values, int lineno, int col_offset, PyArena
return p;
}
expr_ty
Set(asdl_seq * elts, int lineno, int col_offset, PyArena *arena)
{
expr_ty p;
p = (expr_ty)PyArena_Malloc(arena, sizeof(*p));
if (!p) {
PyErr_NoMemory();
return NULL;
}
p->kind = Set_kind;
p->v.Set.elts = elts;
p->lineno = lineno;
p->col_offset = col_offset;
return p;
}
expr_ty
ListComp(expr_ty elt, asdl_seq * generators, int lineno, int col_offset,
PyArena *arena)
@ -2424,6 +2446,15 @@ ast2obj_expr(void* _o)
goto failed;
Py_DECREF(value);
break;
case Set_kind:
result = PyType_GenericNew(Set_type, NULL, NULL);
if (!result) goto failed;
value = ast2obj_list(o->v.Set.elts, ast2obj_expr);
if (!value) goto failed;
if (PyObject_SetAttrString(result, "elts", value) == -1)
goto failed;
Py_DECREF(value);
break;
case ListComp_kind:
result = PyType_GenericNew(ListComp_type, NULL, NULL);
if (!result) goto failed;
@ -3069,6 +3100,7 @@ init_ast(void)
return;
if (PyDict_SetItemString(d, "IfExp", (PyObject*)IfExp_type) < 0) return;
if (PyDict_SetItemString(d, "Dict", (PyObject*)Dict_type) < 0) return;
if (PyDict_SetItemString(d, "Set", (PyObject*)Set_type) < 0) return;
if (PyDict_SetItemString(d, "ListComp", (PyObject*)ListComp_type) < 0)
return;
if (PyDict_SetItemString(d, "GeneratorExp",