idiombench / Python /train /3.13 /param-spec /modern_05.py
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IdiomBench (part 7)
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T = TypeVar("T")
P_2 = ParamSpec("P_2")
class X(Generic[T, P]):
f: Callable[P, int]
x: T
def f(x: X[int, P_2]) -> str: ... # Accepted
def f(x: X[int, Concatenate[int, P_2]]) -> str: ... # Accepted
def f(x: X[int, [int, bool]]) -> str: ... # Accepted
def f(x: X[int, ...]) -> str: ... # Accepted
def f(x: X[int, int]) -> str: ... # Rejected