ruff/crates/ruff_linter/resources/test/fixtures/pyupgrade/UP040.py

54 lines
1.1 KiB
Python

import typing
from typing import TypeAlias
# UP040
x: typing.TypeAlias = int
x: TypeAlias = int
# UP040 simple generic
T = typing.TypeVar["T"]
x: typing.TypeAlias = list[T]
# UP040 call style generic
T = typing.TypeVar("T")
x: typing.TypeAlias = list[T]
# UP040 bounded generic
T = typing.TypeVar("T", bound=int)
x: typing.TypeAlias = list[T]
# UP040 constrained generic
T = typing.TypeVar("T", int, str)
x: typing.TypeAlias = list[T]
# UP040 contravariant generic
T = typing.TypeVar("T", contravariant=True)
x: typing.TypeAlias = list[T]
# UP040 covariant generic
T = typing.TypeVar("T", covariant=True)
x: typing.TypeAlias = list[T]
# UP040 in class scope
T = typing.TypeVar["T"]
class Foo:
# reference to global variable
x: typing.TypeAlias = list[T]
# reference to class variable
TCLS = typing.TypeVar["TCLS"]
y: typing.TypeAlias = list[TCLS]
# UP040 won't add generics in fix
T = typing.TypeVar(*args)
x: typing.TypeAlias = list[T]
# OK
x: TypeAlias
x: int = 1
# Ensure that "T" appears only once in the type parameters for the modernized
# type alias.
T = typing.TypeVar["T"]
Decorator: TypeAlias = typing.Callable[[T], T]