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complain about "global __class__" in a class body (closes #17983)

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Benjamin Peterson 2013-05-15 16:17:25 -05:00
parent c032f16d18
commit 1e93b06007
3 changed files with 13 additions and 0 deletions
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6
Python/symtable.c
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@ -1236,6 +1236,12 @@ symtable_visit_stmt(struct symtable *st, stmt_ty s)
asdl_seq *seq = s->v.Global.names;
for (i = 0; i < asdl_seq_LEN(seq); i++) {
identifier name = (identifier)asdl_seq_GET(seq, i);
if (st->st_cur->ste_type == ClassBlock &&
!PyUnicode_CompareWithASCIIString(name, "__class__")) {
PyErr_SetString(PyExc_SyntaxError, "cannot make __class__ global");
PyErr_SyntaxLocationEx(st->st_filename, s->lineno, s->col_offset);
return 0;
}
long cur = symtable_lookup(st, name);
if (cur < 0)
VISIT_QUIT(st, 0);