diff --git a/Lib/inspect.py b/Lib/inspect.py --- a/Lib/inspect.py +++ b/Lib/inspect.py @@ -2028,19 +2028,19 @@ class Signature: return self._bound_arguments_cls(self, arguments) - def bind(self, *args, **kwargs): + def bind(__bind_self, *args, **kwargs): '''Get a BoundArguments object, that maps the passed `args` and `kwargs` to the function's signature. Raises `TypeError` if the passed arguments can not be bound. ''' - return self._bind(args, kwargs) + return __bind_self._bind(args, kwargs) - def bind_partial(self, *args, **kwargs): + def bind_partial(__bind_self, *args, **kwargs): '''Get a BoundArguments object, that partially maps the passed `args` and `kwargs` to the function's signature. Raises `TypeError` if the passed arguments can not be bound. ''' - return self._bind(args, kwargs, partial=True) + return __bind_self._bind(args, kwargs, partial=True) def __str__(self): result = [] diff --git a/Lib/test/test_inspect.py b/Lib/test/test_inspect.py --- a/Lib/test/test_inspect.py +++ b/Lib/test/test_inspect.py @@ -2241,6 +2241,16 @@ class TestSignatureBind(unittest.TestCas with self.assertRaisesRegex(TypeError, "parameter is positional only"): self.call(test, a_po=1, b_po=2) + def test_signature_bind_with_self_arg(self): + # Issue #17071: one of the parameters is named "self + def test(a, self, b): + pass + sig = inspect.signature(test) + ba = sig.bind(1, 2, 3) + self.assertEqual(ba.args, (1, 2, 3)) + ba = sig.bind(1, self=2, b=3) + self.assertEqual(ba.args, (1, 2, 3)) + class TestBoundArguments(unittest.TestCase): def test_signature_bound_arguments_unhashable(self):