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#3219 repeated keyword arguments aren't allowed in function calls anymore

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Benjamin Peterson 2008-07-01 19:34:52 +00:00
parent 1f40c8a8d7
commit 175e4d9663
3 changed files with 19 additions and 0 deletions
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10
Python/ast.c
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@ -1912,6 +1912,8 @@ ast_for_call(struct compiling *c, const node *n, expr_ty func)
else {
keyword_ty kw;
identifier key;
int k;
char *tmp;
/* CHILD(ch, 0) is test, but must be an identifier? */
e = ast_for_expr(c, CHILD(ch, 0));
@ -1933,6 +1935,14 @@ ast_for_call(struct compiling *c, const node *n, expr_ty func)
key = e->v.Name.id;
if (!forbidden_check(c, CHILD(ch, 0), PyBytes_AS_STRING(key)))
return NULL;
for (k = 0; k < nkeywords; k++) {
tmp = PyString_AS_STRING(
((keyword_ty)asdl_seq_GET(keywords, k))->arg);
if (!strcmp(tmp, PyString_AS_STRING(key))) {
ast_error(CHILD(ch, 0), "keyword argument repeated");
return NULL;
}
}
e = ast_for_expr(c, CHILD(ch, 2));
if (!e)
return NULL;