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A new version of typing.py from https://github.com/python/typing.

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This commit is contained in:
Guido van Rossum 2016-08-23 11:01:50 -07:00
parent 83f5a3846c
commit efa798d1ba
3 changed files with 61 additions and 26 deletions
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13
Lib/test/test_typing.py
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@ -512,6 +512,10 @@ class CallableTests(BaseTestCase):
self.assertEqual(get_type_hints(foo, globals(), locals()),
{'a': Callable[..., T]})
def test_ellipsis_in_generic(self):
# Shouldn't crash; see https://github.com/python/typing/issues/259
typing.List[Callable[..., str]]
XK = TypeVar('XK', str, bytes)
XV = TypeVar('XV')
@ -852,7 +856,7 @@ class VarianceTests(BaseTestCase):
def test_covariance_sequence(self):
# Check covariance for Sequence (which is just a generic class
# for this purpose, but using a covariant type variable).
# for this purpose, but using a type variable with covariant=True).
self.assertIsSubclass(typing.Sequence[Manager],
typing.Sequence[Employee])
self.assertNotIsSubclass(typing.Sequence[Employee],
@ -1185,6 +1189,13 @@ class CollectionsAbcTests(BaseTestCase):
self.assertIsInstance([], typing.Container)
self.assertNotIsInstance(42, typing.Container)
def test_collection(self):
if hasattr(typing, 'Collection'):
self.assertIsInstance(tuple(), typing.Collection)
self.assertIsInstance(frozenset(), typing.Collection)
self.assertIsSubclass(dict, typing.Collection)
self.assertNotIsInstance(42, typing.Collection)
def test_abstractset(self):
self.assertIsInstance(set(), typing.AbstractSet)
self.assertNotIsInstance(42, typing.AbstractSet)