Blog post: Chamando funções Python com assinatura dinâmica Baseada em Typehint

dynamic-sig-call.py

import asyncio
from typing import Dict, Type, Any, Callable, get_type_hints, Coroutine, TypeVar

T = TypeVar("T")
types_registry: Dict[Type, Any] = dict()


async def call_func(
    f: Callable[..., Coroutine[Any, Any, T]], registry: Dict[Type, Any]
) -> T:
    types_for_func = get_type_hints(f)
    values_for_call = {}
    for param_name, param_type in types_for_func.items():
        values_for_call[param_name] = types_registry[param_type]

    return await f(**values_for_call)


async def func(a: int, b: str) -> str:
    return f"int is {a}, str is {b}"


async def main():
    num = 42
    name = "Dalton"
    types_registry[int] = 42
    types_registry[str] = name
    print(await func(num, name))
    print(await call_func(func, types_registry))


asyncio.run(main())