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gh-110864: TypeVar constructor: Partially revert gh-110784, `constraints` cannot be `NULL` (#110922)

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Nikita Sobolev 2023-10-16 18:01:04 +03:00 committed by GitHub
parent 02d26c4bef
commit 6a4528d70c
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1 changed files with 14 additions and 20 deletions
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8
Objects/typevarobject.c
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@ -363,12 +363,7 @@ typevar_new_impl(PyTypeObject *type, PyObject *name, PyObject *constraints,
} }
} }
if (constraints != NULL) { assert(PyTuple_CheckExact(constraints));
if (!PyTuple_CheckExact(constraints)) {
PyErr_SetString(PyExc_TypeError,
"constraints must be a tuple");
return NULL;
}
Py_ssize_t n_constraints = PyTuple_GET_SIZE(constraints); Py_ssize_t n_constraints = PyTuple_GET_SIZE(constraints);
if (n_constraints == 1) { if (n_constraints == 1) {
PyErr_SetString(PyExc_TypeError, PyErr_SetString(PyExc_TypeError,
@ -383,7 +378,6 @@ typevar_new_impl(PyTypeObject *type, PyObject *name, PyObject *constraints,
Py_XDECREF(bound); Py_XDECREF(bound);
return NULL; return NULL;
} }
}
PyObject *module = caller(); PyObject *module = caller();
if (module == NULL) { if (module == NULL) {
Py_XDECREF(bound); Py_XDECREF(bound);