FastDepends

• 代码示例

类依赖

## uv add fast-depends

from typing import Annotated, TypeAlias
from fast_depends import Depends, inject


class A:
    """
    A class
    """
    def __init__(self):
        self.desc = "Class A instance"

    def __call__(self, *args, **kwds):
        return self


ADeps: TypeAlias = Annotated[A, Depends(A)]


@inject
def main(a: ADeps):
    """main
    """
    print(a.desc)


if __name__ == "__main__":
    main(ADeps)

方法依赖

from typing import Annotated, Callable, TypeAlias
from fast_depends import Depends, inject


def greet(name):
    """greet
    """
    return f"Hello, {name}!"


FunDeps: TypeAlias = Annotated[Callable[[str], None], Depends(lambda: greet)]


@inject
def main(greeting: FunDeps):
    """main
    """
    print(greeting("zhangsan"))


if __name__ == "__main__":
    main(FunDeps)