from itertools import starmap
from typing import Iterable

from pyinfra.server.packer.packer import Packer


def bundle(data: bytes, metadata: dict):
    package = {"data": data, "metadata": metadata}
    return package


class IdentityPacker(Packer):
    def __call__(self, data: Iterable, metadata):
        yield from starmap(bundle, zip(data, metadata))