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from __future__ import annotations
from dataclasses import dataclass, field
from uuid import UUID, uuid4
from litestar import Litestar, post
from litestar.dto import DataclassDTO, DTOConfig
@dataclass
class User:
name: str
email: str
age: int
id: UUID = field(default_factory=uuid4)
class UserWriteDTO(DataclassDTO[User]):
"""Don't allow client to set the id."""
config = DTOConfig(exclude={"id"})
# We need a dto for the handler to parse the request data per the configuration, however,
# we don't need a return DTO as we are returning a dataclass, and Litestar already knows
# how to serialize dataclasses.
@post("/users", dto=UserWriteDTO, return_dto=None, sync_to_thread=False)
def create_user(data: User) -> User:
"""Create an user."""
return data
app = Litestar(route_handlers=[create_user])
# run: /users -H "Content-Type: application/json" -d '{"name":"Peter","email": "peter@example.com", "age":41}'
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