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map(None, ...) is not supported in 3.0.

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This commit is contained in:
Neal Norwitz 2008-02-24 02:20:25 +00:00
parent 8c460d5241
commit 53152a1905
1 changed files with 9 additions and 3 deletions
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8
Python/bltinmodule.c
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@ -909,10 +909,16 @@ builtin_map(PyObject *self, PyObject *args)
func = PyTuple_GetItem(args, 0);
n--;
if (func == Py_None && n == 1) {
if (func == Py_None) {
if (Py_Py3kWarningFlag &&
PyErr_Warn(PyExc_DeprecationWarning,
"map(None, ...) not supported in 3.x") < 0)
return NULL;
if (n == 1) {
/* map(None, S) is the same as list(S). */
return PySequence_List(PyTuple_GetItem(args, 1));
}
}
/* Get space for sequence descriptors. Must NULL out the iterator
* pointers so that jumping to Fail_2 later doesn't see trash.