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bpo-46644: Remove callable() requirement from typing._type_check (GH-31151)

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We also remove all the tests that check for integer literals.
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Gregory Beauregard 2022-03-11 17:12:17 -08:00 • committed by GitHub
parent a89c29fbcc
commit 870b22b9c4
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4 changed files with 7 additions and 33 deletions
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32
Lib/test/test_typing.py
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@ -345,7 +345,7 @@ class TypeVarTests(BaseTestCase):
def test_bound_errors(self):
with self.assertRaises(TypeError):
TypeVar('X', bound=42)
TypeVar('X', bound=Union)
with self.assertRaises(TypeError):
TypeVar('X', str, float, bound=Employee)
@ -2591,9 +2591,6 @@ class GenericTests(BaseTestCase):
class Base: ...
class Derived(Base): ...
self.assertEqual(Union[T, Base][Union[Base, Derived]], Union[Base, Derived])
with self.assertRaises(TypeError):
Union[T, int][1]
self.assertEqual(Callable[[T], T][KT], Callable[[KT], KT])
self.assertEqual(Callable[..., List[T]][int], Callable[..., List[int]])
@ -3136,8 +3133,6 @@ class GenericTests(BaseTestCase):
class ClassVarTests(BaseTestCase):
def test_basics(self):
with self.assertRaises(TypeError):
ClassVar[1]
with self.assertRaises(TypeError):
ClassVar[int, str]
with self.assertRaises(TypeError):
@ -3176,8 +3171,6 @@ class FinalTests(BaseTestCase):
def test_basics(self):
Final[int] # OK
with self.assertRaises(TypeError):
Final[1]
with self.assertRaises(TypeError):
Final[int, str]
with self.assertRaises(TypeError):
@ -3591,14 +3584,6 @@ class ForwardRefTests(BaseTestCase):
with self.assertRaises(SyntaxError):
get_type_hints(foo)
def test_type_error(self):
def foo(a: Tuple['42']):
pass
with self.assertRaises(TypeError):
get_type_hints(foo)
def test_name_error(self):
def foo(a: 'Noode[T]'):
@ -5011,8 +4996,6 @@ class NamedTupleTests(BaseTestCase):
self.assertEqual(LocalEmployee.__annotations__, dict(name=str, age=int))
with self.assertRaises(TypeError):
NamedTuple('Name', [('x', int)], y=str)
with self.assertRaises(TypeError):
NamedTuple('Name', x=1, y='a')
def test_namedtuple_special_keyword_names(self):
NT = NamedTuple("NT", cls=type, self=object, typename=str, fields=list)
@ -5048,8 +5031,6 @@ class NamedTupleTests(BaseTestCase):
NamedTuple('Emp', [('_name', str)])
with self.assertRaises(TypeError):
NamedTuple(typename='Emp', name=str, id=int)
with self.assertRaises(TypeError):
NamedTuple('Emp', fields=[('name', str), ('id', int)])
def test_copy_and_pickle(self):
global Emp # pickle wants to reference the class by name
@ -5124,7 +5105,6 @@ class TypedDictTests(BaseTestCase):
TypedDict()
with self.assertRaises(TypeError):
TypedDict('Emp', [('name', str)], None)
with self.assertRaises(TypeError):
TypedDict(_typename='Emp', name=str, id=int)
@ -5138,13 +5118,6 @@ class TypedDictTests(BaseTestCase):
isinstance(jim, Emp)
with self.assertRaises(TypeError):
issubclass(dict, Emp)
# We raise a DeprecationWarning for the keyword syntax
# before the TypeError.
with self.assertWarns(DeprecationWarning):
with self.assertRaises(TypeError):
TypedDict('Hi', x=1)
with self.assertRaises(TypeError):
TypedDict('Hi', [('x', int), ('y', 1)])
with self.assertRaises(TypeError):
TypedDict('Hi', [('x', int)], y=int)
@ -5916,6 +5889,9 @@ class TypeGuardTests(BaseTestCase):
def foo(arg) -> TypeGuard[int]: ...
self.assertEqual(gth(foo), {'return': TypeGuard[int]})
with self.assertRaises(TypeError):
TypeGuard[int, str]
def test_repr(self):
self.assertEqual(repr(TypeGuard), 'typing.TypeGuard')
cv = TypeGuard[int]