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gh-102615: Use list instead of tuple in repr of paramspec (#102637)

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Co-authored-by: Alex Waygood <Alex.Waygood@Gmail.com>
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Nikita Sobolev 2023-03-15 12:33:41 +03:00 • committed by GitHub
parent 8647ba4b63
commit 2b5781d659
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3 changed files with 52 additions and 3 deletions
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45
Lib/test/test_typing.py
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@ -3809,6 +3809,51 @@ class GenericTests(BaseTestCase):
self.assertEqual(Y.__qualname__,
'GenericTests.test_repr_2.<locals>.Y')
def test_repr_3(self):
T = TypeVar('T')
T1 = TypeVar('T1')
P = ParamSpec('P')
P2 = ParamSpec('P2')
Ts = TypeVarTuple('Ts')
class MyCallable(Generic[P, T]):
pass
class DoubleSpec(Generic[P, P2, T]):
pass
class TsP(Generic[*Ts, P]):
pass
object_to_expected_repr = {
MyCallable[P, T]: "MyCallable[~P, ~T]",
MyCallable[Concatenate[T1, P], T]: "MyCallable[typing.Concatenate[~T1, ~P], ~T]",
MyCallable[[], bool]: "MyCallable[[], bool]",
MyCallable[[int], bool]: "MyCallable[[int], bool]",
MyCallable[[int, str], bool]: "MyCallable[[int, str], bool]",
MyCallable[[int, list[int]], bool]: "MyCallable[[int, list[int]], bool]",
MyCallable[Concatenate[*Ts, P], T]: "MyCallable[typing.Concatenate[*Ts, ~P], ~T]",
DoubleSpec[P2, P, T]: "DoubleSpec[~P2, ~P, ~T]",
DoubleSpec[[int], [str], bool]: "DoubleSpec[[int], [str], bool]",
DoubleSpec[[int, int], [str, str], bool]: "DoubleSpec[[int, int], [str, str], bool]",
TsP[*Ts, P]: "TsP[*Ts, ~P]",
TsP[int, str, list[int], []]: "TsP[int, str, list[int], []]",
TsP[int, [str, list[int]]]: "TsP[int, [str, list[int]]]",
# These lines are just too long to fit:
MyCallable[Concatenate[*Ts, P], int][int, str, [bool, float]]:
"MyCallable[[int, str, bool, float], int]",
}
for obj, expected_repr in object_to_expected_repr.items():
with self.subTest(obj=obj, expected_repr=expected_repr):
self.assertRegex(
repr(obj),
fr"^{re.escape(MyCallable.__module__)}.*\.{re.escape(expected_repr)}$",
)
def test_eq_1(self):
self.assertEqual(Generic, Generic)
self.assertEqual(Generic[T], Generic[T])