# %%
import dataclasses as dc


# %%
@dc.dataclass(slots=True)
class Address:
    street: str
    number: int
    postal_code: str
    city: str

    def export(self):
        data = {}
        for f in dc.fields(self):
            val = getattr(self, f.name)
            if f.type is int:
                val = str(val)
            data[f.name] = val

        return data


# %%
addr = Address("Teststraße", 202, "09111", "Chemnitz")
# %%
addr.export()
# %%