Mercurial > cpython-lru_cache-weakref
diff Python/getargs.c @ 60931:79128efe8a99
prevent the dict constructor from accepting non-string keyword args #8419
This adds PyArg_ValidateKeywordArguments, which checks that keyword arguments
are all strings, using an optimized method if possible.
| author | Benjamin Peterson <benjamin@python.org> |
|---|---|
| date | Sat, 24 Apr 2010 18:21:17 +0000 |
| parents | c67339e371a9 |
| children | cab14be0ada1 |
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--- a/Python/getargs.c Sat Apr 24 17:59:49 2010 +0000 +++ b/Python/getargs.c Sat Apr 24 18:21:17 2010 +0000 @@ -1607,6 +1607,21 @@ return retval; } +int +PyArg_ValidateKeywordArguments(PyObject *kwargs) +{ + if (!PyDict_CheckExact(kwargs)) { + PyErr_BadInternalCall(); + return 0; + } + if (!_PyDict_HasOnlyStringKeys(kwargs)) { + PyErr_SetString(PyExc_TypeError, + "keyword arguments must be strings"); + return 0; + } + return 1; +} + #define IS_END_OF_FORMAT(c) (c == '\0' || c == ';' || c == ':') static int